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A dictionary is a listing of
lexeme A lexeme () is a unit of lexical meaning that underlies a set of words that are related through inflection. It is a basic abstract unit of meaning, a unit of morphological analysis in linguistics that roughly corresponds to a set of forms ta ...
s from the
lexicon A lexicon (plural: lexicons, rarely lexica) is the vocabulary of a language or branch of knowledge (such as nautical or medical). In linguistics, a lexicon is a language's inventory of lexemes. The word ''lexicon'' derives from Greek word () ...
of one or more specific
language Language is a structured system of communication that consists of grammar and vocabulary. It is the primary means by which humans convey meaning, both in spoken and signed language, signed forms, and may also be conveyed through writing syste ...
s, often arranged alphabetically (or by
consonantal root The roots of verbs and most nouns in the Semitic languages are characterized as a sequence of consonants or "radicals" (hence the term consonantal root). Such abstract consonantal roots are used in the formation of actual words by adding the vowels ...
for
Semitic languages The Semitic languages are a branch of the Afroasiatic languages, Afroasiatic language family. They include Arabic, Amharic, Tigrinya language, Tigrinya, Aramaic, Hebrew language, Hebrew, Maltese language, Maltese, Modern South Arabian language ...
or radical and stroke for
logographic In a written language, a logogram (from Ancient Greek 'word', and 'that which is drawn or written'), also logograph or lexigraph, is a written character that represents a semantic component of a language, such as a word or morpheme. Chinese c ...
languages), which may include information on
definition A definition is a statement of the meaning of a term (a word, phrase, or other set of symbols). Definitions can be classified into two large categories: intensional definitions (which try to give the sense of a term), and extensional definitio ...
s, usage,
etymologies Etymology ( ) is the study of the origin and evolution of words—including their constituent units of sound and meaning—across time. In the 21st century a subfield within linguistics, etymology has become a more rigorously scientific study. ...
,
pronunciation Pronunciation is the way in which a word or a language is spoken. To This may refer to generally agreed-upon sequences of sounds used in speaking a given word or all language in a specific dialect—"correct" or "standard" pronunciation—or si ...
s,
translation Translation is the communication of the semantics, meaning of a #Source and target languages, source-language text by means of an Dynamic and formal equivalence, equivalent #Source and target languages, target-language text. The English la ...
, etc.Webster's New World College Dictionary, Fourth Edition, 2002 It is a
lexicographical Lexicography is the study of lexicons and the art of compiling dictionaries. It is divided into two separate academic disciplines: * Practical lexicography is the art or craft of compiling, writing and editing dictionaries. * Theoretical lex ...
reference that shows inter-relationships among the data. A broad distinction is made between general and
specialized dictionaries A specialized dictionary is a dictionary that covers a relatively restricted set of phenomena. The definitive book on the subject (Cowie 2009) includes chapters on some of the dictionaries included below: *synonyms *pronunciations *names (place ...
. Specialized dictionaries include words in specialist fields, rather than a comprehensive range of words in the language. Lexical items that describe concepts in specific fields are usually called terms instead of words, although there is no consensus whether
lexicology Lexicology is the branch of linguistics that analyzes the lexicon of a specific language. A word is the smallest meaningful unit of a language that can stand on its own, and is made up of small components called morphemes and even smaller elemen ...
and
terminology Terminology is a group of specialized words and respective meanings in a particular field, and also the study of such terms and their use; the latter meaning is also known as terminology science. A ''term'' is a word, Compound (linguistics), com ...
are two different fields of study. In theory, general dictionaries are supposed to be
semasiological Semasiology (from , ', "signification") is a discipline of linguistics concerned with the question "what does the word ''X'' mean?". It studies the meaning of words regardless how they are pronounced. It is the opposite of onomasiology, a branc ...
, mapping word to
definition A definition is a statement of the meaning of a term (a word, phrase, or other set of symbols). Definitions can be classified into two large categories: intensional definitions (which try to give the sense of a term), and extensional definitio ...
, while specialized dictionaries are supposed to be onomasiological, first identifying
concept A concept is an abstract idea that serves as a foundation for more concrete principles, thoughts, and beliefs. Concepts play an important role in all aspects of cognition. As such, concepts are studied within such disciplines as linguistics, ...
s and then establishing the terms used to designate them. In practice, the two approaches are used for both types.A Practical Guide to Lexicography, Sterkenburg 2003, pp. 155–157 There are other types of dictionaries that do not fit neatly into the above distinction, for instance bilingual (translation) dictionaries, dictionaries of
synonym A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are a ...
s (
thesauri A thesaurus (: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar me ...
), and
rhyming A rhyme is a repetition of similar sounds (usually the exact same phonemes) in the final stressed syllables and any following syllables of two or more words. Most often, this kind of rhyming (''perfect rhyming'') is consciously used for a musica ...
dictionaries. The word dictionary (unqualified) is usually understood to refer to a general purpose
monolingual dictionary An explanatory dictionary or defining dictionary is a dictionary that provides definitions of word meanings at its entries. It may give additional information on pronunciation, grammar, etymology Etymology ( ) is the study of the origin an ...
.A Practical Guide to Lexicography, Sterkenburg 2003, pp. 3–4 There is also a contrast between ''prescriptive'' or ''descriptive'' dictionaries; the former reflect what is seen as correct use of the language while the latter reflect recorded actual use. Stylistic indications (e.g. "informal" or "vulgar") in many modern dictionaries are also considered by some to be less than objectively descriptive. The first recorded dictionaries date back to
Sumer Sumer () is the earliest known civilization, located in the historical region of southern Mesopotamia (now south-central Iraq), emerging during the Chalcolithic and Early Bronze Age, early Bronze Ages between the sixth and fifth millennium BC. ...
ian times around 2300 BCE, in the form of bilingual dictionaries, and the oldest surviving monolingual dictionaries are
Chinese dictionaries There are two types of dictionaries regularly used in the Chinese language: list individual Chinese characters, and list words and phrases. Because tens of thousands of characters have been used in written Chinese, Chinese lexicographers have d ...
. The first purely English alphabetical dictionary was '' A Table Alphabeticall'', written in 1604, and monolingual dictionaries in other languages also began appearing in Europe at around this time. The systematic study of dictionaries as objects of scientific interest arose as a 20th-century enterprise, called
lexicography Lexicography is the study of lexicons and the art of compiling dictionaries. It is divided into two separate academic disciplines: * Practical lexicography is the art or craft of compiling, writing and editing dictionaries. * Theoretical le ...
, and largely initiated by
Ladislav Zgusta Ladislav Zgusta (20 March 1924 in Libochovice – 27 April 2007 in Urbana, Illinois) was a Czech-American historical linguist and lexicographer, who wrote one of the first textbooks on lexicography. He was the Hermann and Klara H. Collitz p ...
. The birth of the new discipline was not without controversy, with the practical dictionary-makers being sometimes accused by others of having an "astonishing lack of method and critical self-reflection".


History

The oldest known dictionaries were
cuneiform Cuneiform is a Logogram, logo-Syllabary, syllabic writing system that was used to write several languages of the Ancient Near East. The script was in active use from the early Bronze Age until the beginning of the Common Era. Cuneiform script ...
tablets with bilingual SumerianAkkadian wordlists, discovered in
Ebla Ebla (Sumerian language, Sumerian: ''eb₂-la'', , modern: , Tell Mardikh) was one of the earliest kingdoms in Syria. Its remains constitute a Tell (archaeology), tell located about southwest of Aleppo near the village of Mardikh. Ebla was ...
(modern
Syria Syria, officially the Syrian Arab Republic, is a country in West Asia located in the Eastern Mediterranean and the Levant. It borders the Mediterranean Sea to the west, Turkey to Syria–Turkey border, the north, Iraq to Iraq–Syria border, t ...
) and dated to roughly 2300 BCE, the time of the
Akkadian Empire The Akkadian Empire () was the first known empire, succeeding the long-lived city-states of Sumer. Centered on the city of Akkad (city), Akkad ( or ) and its surrounding region, the empire united Akkadian language, Akkadian and Sumerian languag ...
. The early 2nd millennium BCE ''
Urra=hubullu The ''Urra=hubullu'' ( ; or ''HAR-ra = ḫubullu'', or ''Gegenstandslisten'' ("lists of objects")) is a major Babylonian glossary or "encyclopedia". It consists of Sumerian and Akkadian lexical lists ordered by topic. The canonical version ...
'' glossary is the canonical
Babylonia Babylonia (; , ) was an Ancient history, ancient Akkadian language, Akkadian-speaking state and cultural area based in the city of Babylon in central-southern Mesopotamia (present-day Iraq and parts of Kuwait, Syria and Iran). It emerged as a ...
n version of such bilingual Sumerian wordlists. A
Chinese dictionary There are two types of dictionaries regularly used in the Chinese language: list individual Chinese characters, and list words and phrases. Because tens of thousands of characters have been used in written Chinese, Chinese lexicographers have d ...
, the ''
Erya The ''Erya'' or ''Erh-ya'' is the first surviving Chinese dictionary. The sinologist Bernhard Karlgren concluded that "the major part of its glosses must reasonably date from the 3rd century BC." Title Chinese scholars interpret the firs ...
'', is the earliest surviving monolingual dictionary; some sources cite the ''
Shizhoupian The ''Shizhoupian'' () is the first known Chinese dictionary, and was written in the ancient large seal script. The work was traditionally dated to the reign of King Xuan of Zhou (827–782 BCE), but many modern scholars assign it to the s ...
'' (probably compiled sometime between 700 BCE to 200 BCE, possibly earlier) as a "dictionary", although modern scholarship considers it a calligraphic compendium of
Chinese character Chinese characters are logographs used to write the Chinese languages and others from regions historically influenced by Chinese culture. Of the four independently invented writing systems accepted by scholars, they represent the only on ...
s from
Zhou dynasty The Zhou dynasty ( ) was a royal dynasty of China that existed for 789 years from until 256 BC, the longest span of any dynasty in Chinese history. During the Western Zhou period (771 BC), the royal house, surnamed Ji, had military ...
bronzes.
Philitas of Cos Philitas of Cos (; , ''Philītas ho Kōos''; – ), sometimes spelled Philetas (; , ''Philētas''; see Bibliography below), was a Greek scholar, poet and grammarian during the early Hellenistic period of ancient Greece. He is regarded as the fo ...
(fl. 4th century BCE) wrote a pioneering vocabulary ''Disorderly Words'' (Ἄτακτοι γλῶσσαι, ') which explained the meanings of rare
Homer Homer (; , ; possibly born ) was an Ancient Greece, Ancient Greek poet who is credited as the author of the ''Iliad'' and the ''Odyssey'', two epic poems that are foundational works of ancient Greek literature. Despite doubts about his autho ...
ic and other literary words, words from local dialects, and technical terms.
Apollonius the Sophist Apollonius the Sophist () was a famous grammarian, who probably lived towards the end of the 1st century AD and taught in Rome in the time of Tiberius. He was born in Alexandria, the son of another grammarian, Archibius of Alexandria (or was poss ...
(
fl. ''Floruit'' ( ; usually abbreviated fl. or occasionally flor.; from Latin for 'flourished') denotes a date or period during which a person was known to have been alive or active. In English, the unabbreviated word may also be used as a noun indic ...
1st century CE) wrote the oldest surviving Homeric lexicon. The first
Sanskrit Sanskrit (; stem form ; nominal singular , ,) is a classical language belonging to the Indo-Aryan languages, Indo-Aryan branch of the Indo-European languages. It arose in northwest South Asia after its predecessor languages had Trans-cultural ...
dictionary, the Amarakośa, was written by
Amarasimha Amarasimha (IAST: , ) was a Sanskrit grammarian and poet from ancient India, of whose personal history hardly anything is known. He is said to have been "one of the nine gems that adorned the throne of Vikramaditya," and according to the evidenc ...
. Written in verse, it listed around 10,000 words. According to the , the first
Japanese dictionary have a history that began over 1300 years ago when Japanese Buddhist priests, who wanted to understand Chinese sutras, adapted Chinese character dictionaries. Present-day Japanese lexicographers are exploring computerized editing and electronic d ...
was the long-lost 682 CE ''Niina'' glossary of Chinese characters. Al-Khalil ibn Ahmad al-Farahidi's 8th century ''
Kitab al-'Ayn ''Kitāb al-ʿAyn'' () is the first Arabic language dictionary and one of the earliest known dictionaries of any language. It was compiled in the eighth century by al-Khalil ibn Ahmad al-Farahidi. The letter '' ayn'' () of the dictionary's title ...
'' is considered the first dictionary of
Arabic Arabic (, , or , ) is a Central Semitic languages, Central Semitic language of the Afroasiatic languages, Afroasiatic language family spoken primarily in the Arab world. The International Organization for Standardization (ISO) assigns lang ...
. The oldest existing Japanese dictionary, the '' Tenrei Banshō Meigi'', was also a glossary of written Chinese. In ''
Frahang-i Pahlavig ''Frahang-ī Pahlavīg'' (Middle Persian: 𐭯𐭥𐭧𐭭𐭢 𐭯𐭧𐭫𐭥𐭩𐭪 "Pahlavi dictionary") is the title of an anonymous dictionary of mostly Aramaic logograms with Middle Persian translations (in Pahlavi script) and translit ...
'',
Aramaic Aramaic (; ) is a Northwest Semitic language that originated in the ancient region of Syria and quickly spread to Mesopotamia, the southern Levant, Sinai, southeastern Anatolia, and Eastern Arabia, where it has been continually written a ...
heterograms are listed together with their translation in the
Middle Persian Middle Persian, also known by its endonym Pārsīk or Pārsīg ( Inscriptional Pahlavi script: , Manichaean script: , Avestan script: ) in its later form, is a Western Middle Iranian language which became the literary language of the Sasania ...
language and phonetic transcription in the
Pazend Pazend () or Pazand (; ) is one of the writing systems used for the Middle Persian language. It was based on the Avestan alphabet, a phonetic alphabet originally used to write Avestan, the language of the Avesta, the primary sacred texts of Zoroa ...
alphabet. A 9th-century CE Irish dictionary,
Sanas Cormaic ''Sanas Cormaic'' (; or ''Sanas Chormaic'', Irish for "Cormac's narrative"), also known as ''Cormac's Glossary'', is an early Irish glossary containing etymologies and explanations of over 1,400 Irish words, many of which are difficult or outdat ...
, contained etymologies and explanations of over 1,400 Irish words. In the 12th century, The
Karakhanid The Kara-Khanid Khanate (; zh, t=喀喇汗國, p=Kālā Hánguó), also known as the Karakhanids, Qarakhanids, Ilek Khanids or the Afrasiabids (), was a Karluk Turkic khanate that ruled Central Asia from the 9th to the early 13th century. Th ...
- Turkic scholar
Mahmud Kashgari Mahmud ibn Husayn ibn Muhammad al-Kashgari; ; , Мәһмуд Қәшқири; , Махмуд Қашғарий was an 11th-century Kara-Khanid scholar and lexicographer of the Turkic languages from Kashgar. His father, Husayn, was the mayor of ...
finished his work " Divan-u Lügat'it Türk", a dictionary about the Turkic dialects, but especially Karakhanid Turkic. His work contains about 7500 to 8000 words and it was written to teach non Turkic Muslims, especially the Abbasid Arabs, the Turkic language.
Al-Zamakhshari Abu al-Qasim Mahmud ibn Umar al-Zamakhshari (; 1074 –1143) was a medieval Muslim scholar of Iranian descent. He travelled to Mecca and settled there for five years and has been known since then as 'Jar Allah' (God's Neighbor). He was a Mu'tazi ...
wrote a small Arabic dictionary called "Muḳaddimetü'l-edeb" for the Turkic-Khwarazm ruler
Atsiz Ala al-Din wa-l-Dawla Abu'l-Muzaffar Atsiz ibn Muhammad ibn Anushtegin (; 1098 – 1156), better known as Atsiz () was the second Khwarazmshah from 1127 to 1156. He was the son and successor of Muhammad I. Ruler of Khwarazm Warfare with the ...
. In the 14th century, the
Codex Cumanicus The Codex Cumanicus is a linguistic manual of the Middle Ages, designed to help Catholic missionaries communicate with the Cumans, a nomadic Turkic people. It is currently housed in the Library of St. Mark, in Venice (BNM ms Lat. Z. 549 (=159 ...
was finished and it served as a dictionary about the
Cuman The Cumans or Kumans were a Turkic nomadic people from Central Asia comprising the western branch of the Cuman–Kipchak confederation who spoke the Cuman language. They are referred to as Polovtsians (''Polovtsy'') in Rus' chronicles, as " ...
-Turkic language. While in
Mamluk Egypt The Mamluk Sultanate (), also known as Mamluk Egypt or the Mamluk Empire, was a state that ruled Egypt, the Levant and the Hejaz from the mid-13th to early 16th centuries, with Cairo as its capital. It was ruled by a military caste of mamluks ...
, Ebû Hayyân el-Endelüsî finished his work "Kitâbü'l-İdrâk li-lisâni'l-Etrâk", a dictionary about the Kipchak and Turcoman languages spoken in Egypt and the
Levant The Levant ( ) is the subregion that borders the Eastern Mediterranean, Eastern Mediterranean sea to the west, and forms the core of West Asia and the political term, Middle East, ''Middle East''. In its narrowest sense, which is in use toda ...
. A dictionary called "Bahşayiş Lügati", which is written in old Anatolian Turkish, served also as a dictionary between Oghuz Turkish, Arabic and Persian. But it is not clear who wrote the dictionary or in which century exactly it was published. It was written in
old Anatolian Turkish Old Anatolian Turkish or Old Turkish, also referred to as Old Anatolian Turkic, (, Perso-Arabic script: اسکی انادولو تورکچه‌سی), was the form of the Turkish language spoken in Anatolia from the 11th to 15th centuries. It dev ...
from the
Seljuk Seljuk (, ''Selcuk'') or Saljuq (, ''Saljūq'') may refer to: * Seljuk Empire (1051–1153), a medieval empire in the Middle East and central Asia * Seljuk dynasty (c. 950–1307), the ruling dynasty of the Seljuk Empire and subsequent polities * S ...
period and not the late medieval Ottoman period. In India around 1320,
Amir Khusro Abu'l Hasan Yamīn ud-Dīn Khusrau (1253 – 1325 AD), better known as Amīr Khusrau, sometimes spelled as, Amir Khusrow or Amir Khusro, was an Indo-Persian culture, Indo-Persian Sufi singer, musician, poet and scholar, who lived during the per ...
compiled the Khaliq-e-bari, which mainly dealt with Hindustani and
Persian Persian may refer to: * People and things from Iran, historically called ''Persia'' in the English language ** Persians, the majority ethnic group in Iran, not to be conflated with the Iranic peoples ** Persian language, an Iranian language of the ...
words.
Arabic Arabic (, , or , ) is a Central Semitic languages, Central Semitic language of the Afroasiatic languages, Afroasiatic language family spoken primarily in the Arab world. The International Organization for Standardization (ISO) assigns lang ...
dictionaries were compiled between the 8th and 14th centuries, organizing words in rhyme order (by the last syllable), by alphabetical order of the
radicals Radical (from Latin: ', root) may refer to: Politics and ideology Politics *Classical radicalism, the Radical Movement that began in late 18th century Britain and spread to continental Europe and Latin America in the 19th century *Radical politics ...
, or according to the alphabetical order of the first letter (the system used in modern European language dictionaries). The modern system was mainly used in specialist dictionaries, such as those of terms from the
Qur'an The Quran, also romanized Qur'an or Koran, is the central religious text of Islam, believed by Muslims to be a revelation directly from God ('' Allāh''). It is organized in 114 chapters (, ) which consist of individual verses ('). Besides ...
and
hadith Hadith is the Arabic word for a 'report' or an 'account f an event and refers to the Islamic oral tradition of anecdotes containing the purported words, actions, and the silent approvals of the Islamic prophet Muhammad or his immediate circle ...
, while most general use dictionaries, such as the ''Lisan al-`Arab'' (13th century, still the best-known large-scale dictionary of Arabic) and ''al-Qamus al-Muhit'' (14th century) listed words in the alphabetical order of the radicals. The ''Qamus al-Muhit'' is the first handy dictionary in Arabic, which includes only words and their definitions, eliminating the supporting examples used in such dictionaries as the ''Lisan'' and the ''
Oxford English Dictionary The ''Oxford English Dictionary'' (''OED'') is the principal historical dictionary of the English language, published by Oxford University Press (OUP), a University of Oxford publishing house. The dictionary, which published its first editio ...
''. In medieval Europe, glossaries with equivalents for Latin words in
vernacular Vernacular is the ordinary, informal, spoken language, spoken form of language, particularly when perceptual dialectology, perceived as having lower social status or less Prestige (sociolinguistics), prestige than standard language, which is mor ...
or simpler Latin were in use (e.g. the
Leiden Glossary The ''Leiden Glossary'' is a glossary contained in a manuscript in Leiden University Library in the Netherlands, Voss. Lat. Q. 69. The lemmata ( headwords) come from "a range of biblical, grammatical, and patristic texts".Lapidge, ''Anglo-Saxon ...
). The '' Catholicon'' (1287) by Johannes Balbus, a large grammatical work with an alphabetical lexicon, was widely adopted. It served as the basis for several bilingual dictionaries and was one of the earliest books (in 1460) to be printed. In 1502
Ambrogio Calepino Ambrogio Calepino (Latin: ''Ambrosius Calepinus''; c. 1440–1510), commonly known by the Latin form of his name, Calepinus, was an Italian lexicographer. Calepino was born in Castelli Calepio Gigliola Soldi Rondinini, Tullio De MauroCALEPIO, ...
's ''Dictionarium'' was published, originally a monolingual Latin dictionary, which over the course of the 16th century was enlarged to become a multilingual glossary. In 1532
Robert Estienne Robert I Estienne (; 15037 September 1559), known as ''Robertus Stephanus'' in Latin and sometimes referred to as ''Robert Stephens'', was a 16th-century printer in Paris. He was the proprietor of the Estienne print shop after the death of his f ...
published the ''Thesaurus linguae latinae'' and in 1572 his son
Henri Estienne Henri Estienne ( , ; 1528 or 15311598), also known as Henricus Stephanus ( ), was a French printer and classical scholar. He was the eldest son of Robert Estienne. He was instructed in Latin, Greek, and Hebrew by his father and would eventually ...
published the ''
Thesaurus linguae graecae The Thesaurus Linguae Graecae (TLG) is a research center at the University of California, Irvine. The TLG was founded in 1972 by Marianne McDonald (a graduate student at the time and now a professor of theater and classics at the University of Ca ...
'', which served up to the 19th century as the basis of Greek lexicography. The first monolingual Spanish dictionary written was Sebastián Covarrubias's '' Tesoro de la lengua castellana o española'', published in 1611 in Madrid, Spain. In 1612 the first edition of the ''
Vocabolario degli Accademici della Crusca The ''Vocabolario degli Accademici della Crusca'' was the first dictionary of the Italian language, published in 1612 by the Accademia della Crusca. It was also only the second dictionary of a modern European language, being just one year later ...
'', for
Italian Italian(s) may refer to: * Anything of, from, or related to the people of Italy over the centuries ** Italians, a Romance ethnic group related to or simply a citizen of the Italian Republic or Italian Kingdom ** Italian language, a Romance languag ...
, was published. It served as the model for similar works in French and English. In 1690 in
Rotterdam Rotterdam ( , ; ; ) is the second-largest List of cities in the Netherlands by province, city in the Netherlands after the national capital of Amsterdam. It is in the Provinces of the Netherlands, province of South Holland, part of the North S ...
was published, posthumously, the ''Dictionnaire Universel'' by
Antoine Furetière Antoine Furetière (28 December 161914 May 1688) was a French scholar, writer, and lexicographer, known best for his satirical novel ''Scarron's City Romance'', and also his famous Dictionnaire universel . He was expelled from the Académie F ...
for French. In 1694 appeared the first edition of the (still published, with the ninth edition not complete ). Between 1712 and 1721 was published the ''Vocabulario portughez e latino'' written by Raphael Bluteau. The
Royal Spanish Academy The Royal Spanish Academy (, ; ) is Spain's official royal institution with a mission to ensure the stability of the Spanish language. It is based in Madrid, Spain, and is affiliated with national language academies in 22 other Hispanophon ...
published the first edition of the (still published, with a new edition about every decade) in 1780; their ''Diccionario de Autoridades'', which included quotes taken from literary works, was published in 1726. The ''Totius Latinitatis lexicon'' by
Egidio Forcellini Egidio Forcellini (26 August 16885 April 1768) was an Italian philologist. Biography Forcellini was born at Fener in the district of Treviso and belonged to a very poor family. He went to the seminary at Padua in 1704, studied under Facciolati ...
was firstly published in 1777; it has formed the basis of all similar works that have since been published. The first edition of ''
A Greek-English Lexicon A, or a, is the first letter and the first vowel letter of the Latin alphabet, used in the modern English alphabet, and others worldwide. Its name in English is '' a'' (pronounced ), plural ''aes''. It is similar in shape to the Ancient ...
'' by
Henry George Liddell Henry George Liddell (; 6 February 1811– 18 January 1898) was dean (1855–1891) of Christ Church, Oxford, Vice-Chancellor of Oxford University (1870–1874), headmaster (1846–1855) of Westminster School (where a house is now named after ...
and Robert Scott appeared in 1843; this work remained the basic dictionary of Greek until the end of the 20th century. And in 1858 was published the first volume of the
Deutsches Wörterbuch The ''Deutsches Wörterbuch'' (; "German Dictionary"), abbreviated ''DWB'', is the largest and most comprehensive dictionary of the German language in existence.Brothers Grimm The Brothers Grimm ( or ), Jacob Grimm, Jacob (1785–1863) and Wilhelm Grimm, Wilhelm (1786–1859), were Germans, German academics who together collected and published folklore. The brothers are among the best-known storytellers of Oral tradit ...
; the work was completed in 1961. Between 1861 and 1874 was published the ''Dizionario della lingua italiana'' by
Niccolò Tommaseo Niccolò Tommaseo (; 9 October 1802 – 1 May 1874) was a Dalmatian Italian linguist, journalist and essayist, the editor of a (''A Dictionary of the Italian Language'') in eight volumes (1861–74), of a dictionary of synonyms (1830) and other ...
. Between 1862 and 1874 was published the six volumes of ''A magyar nyelv szótára'' (Dictionary of Hungarian Language) by Gergely Czuczor and János Fogarasi.
Émile Littré Émile Maximilien Paul Littré (; 1 February 18012 June 1881) was a French lexicographer, freemason and philosopher, best known for his , commonly called . Biography Littré was born in Paris. His father, Michel-François Littré, had been a gu ...
published the between 1863 and 1872. In the same year 1863 appeared the first volume of the ''
Woordenboek der Nederlandsche Taal The ''Woordenboek der Nederlandsche Taal'' (''WNT''; ) is a dictionary of the Dutch language. It contains between 350,000 and 400,000 entries describing Dutch words from 1500 to 1976. The paper edition consists of 43 volumes (including three suppl ...
'' which was completed in 1998. Also in 1863 Vladimir Ivanovich Dahl published the ''
Explanatory Dictionary of the Living Great Russian Language The ''Explanatory Dictionary of the Living Great Russian Language'' (), commonly known as ''Dal's Explanatory Dictionary'' (), is a major explanatory dictionary of the Russian language. It contains about 220,000 words and 30,000 proverbs (3rd edi ...
''. The
Duden The Duden () is a dictionary of the Standard High German language, first published by Konrad Duden in 1880, and later by Bibliographisches Institut GmbH, which was merged into Cornelsen Verlag in 2022. The Duden is updated regularly with ...
dictionary dates back to 1880, and is currently the prescriptive source for the spelling of German. The decision to start work on the ''
Svenska Akademiens ordbok A complete set of ''Svenska Akademiens ordbok'', as of late 2014. The majority of the volumes remain unbound in this set. ''Svenska Akademiens ordbok'' (), abbreviated SAOB, is a historical dictionary of the Swedish language published by the Swe ...
'' was taken in 1787.


English dictionaries in Britain

The earliest dictionaries in the English language were glossaries of French, Spanish or Latin words along with their definitions in English. The word "dictionary" was invented by an Englishman called John of Garland in 1220 he had written a book '' Dictionarius'' to help with Latin "diction". An early non-alphabetical list of 8000 English words was the ''Elementarie'', created by
Richard Mulcaster Richard Mulcaster (ca. 1531, Carlisle, Cumberland – 15 April 1611, Essex) is known best for his headmasterships of Merchant Taylors' School and St Paul's School, both then in London, and for his pedagogic writings. He is often regarded as ...
in 1582. The first purely English alphabetical dictionary was '' A Table Alphabeticall'', written by English schoolteacher Robert Cawdrey in 1604. The only surviving copy is found at the
Bodleian Library The Bodleian Library () is the main research library of the University of Oxford. Founded in 1602 by Sir Thomas Bodley, it is one of the oldest libraries in Europe. With over 13 million printed items, it is the second-largest library in ...
in
Oxford Oxford () is a City status in the United Kingdom, cathedral city and non-metropolitan district in Oxfordshire, England, of which it is the county town. The city is home to the University of Oxford, the List of oldest universities in continuou ...
. This dictionary, and the many imitators which followed it, was seen as unreliable and nowhere near definitive.
Philip Stanhope, 4th Earl of Chesterfield Philip Dormer Stanhope, 4th Earl of Chesterfield (22 September 169424 March 1773) was a British statesman, diplomat, man of letters, and an acclaimed wit of his time. Early life He was born in London to Philip Stanhope, 3rd Earl of Chesterfie ...
was still lamenting in 1754, 150 years after Cawdrey's publication, that it is "a sort of disgrace to our nation, that hitherto we have had no… standard of our language; our dictionaries at present being more properly what our neighbors the Dutch and the Germans call theirs, word-books, than dictionaries in the superior sense of that title." In 1616, John Bullokar described the history of the dictionary with his "English Expositor". ''Glossographia'' by Thomas Blount, published in 1656, contains more than 10,000 words along with their etymologies or histories.
Edward Phillips Edward Phillips (August 1630 – c. 1696) was an English author. Life He was the son of Edward Phillips, of the Crown Office in Chancery, and his wife Anne, only sister of John Milton, the poet. Edward Phillips the younger was born in Stran ...
wrote another dictionary in 1658, entitled "
The New World of English Words ''The New World of English Words, or, a General Dictionary'' is an English dictionary compiled by Edward Phillips and first published in London in 1658. It was the first folio English dictionary. Contents As well as containing common words, th ...
: Or a General Dictionary" which boldly
plagiarized Plagiarism is the representation of another person's language, thoughts, ideas, or expressions as one's own original work.From the 1995 '' Random House Compact Unabridged Dictionary'': use or close imitation of the language and thoughts of anothe ...
Blount's work, and the two criticized each other. This created more interest in the dictionaries.
John Wilkins John Wilkins (14 February 1614 – 19 November 1672) was an English Anglican ministry, Anglican clergyman, Natural philosophy, natural philosopher, and author, and was one of the founders of the Royal Society. He was Bishop of Chester from 1 ...
' 1668 essay on philosophical language contains a list of 11,500 words with careful distinctions, compiled by William Lloyd. Elisha Coles published his "English Dictionary" in 1676. It was not until
Samuel Johnson Samuel Johnson ( – 13 December 1784), often called Dr Johnson, was an English writer who made lasting contributions as a poet, playwright, essayist, moralist, literary critic, sermonist, biographer, editor, and lexicographer. The ''Oxford ...
's ''
A Dictionary of the English Language ''A Dictionary of the English Language'', sometimes published as ''Johnson's Dictionary'', was published on 15 April 1755 and written by Samuel Johnson. It is among the most influential dictionary, dictionaries in the history of the English la ...
'' (1755) that a more reliable English dictionary was produced. Many people today mistakenly believe that Johnson wrote the first English dictionary: a testimony to this legacy. By this stage, dictionaries had evolved to contain textual references for most words, and were arranged alphabetically, rather than by topic (a previously popular form of arrangement, which meant all animals would be grouped together, etc.). Johnson's masterwork could be judged as the first to bring all these elements together, creating the first "modern" dictionary. Johnson's dictionary remained the English-language standard for over 150 years, until the
Oxford University Press Oxford University Press (OUP) is the publishing house of the University of Oxford. It is the largest university press in the world. Its first book was printed in Oxford in 1478, with the Press officially granted the legal right to print books ...
began writing and releasing the ''
Oxford English Dictionary The ''Oxford English Dictionary'' (''OED'') is the principal historical dictionary of the English language, published by Oxford University Press (OUP), a University of Oxford publishing house. The dictionary, which published its first editio ...
'' in short fascicles from 1884 onwards. A complete ten-volume first edition was not released until 1928. One of the main contributors to this modern dictionary was an ex-army surgeon,
William Chester Minor William Chester Minor (also known as W. C. Minor; 22 June 1834 – 26 March 1920) was an American army surgeon, psychiatric hospital patient, and lexicographical researcher. After serving in the Union Army during the American Civil War, Minor mo ...
, a convicted murderer who was confined to an asylum for the criminally insane. The OED remains the most comprehensive and trusted English language dictionary to this day, with revisions and updates added by a dedicated team every three months.


American English dictionaries

In 1806, American
Noah Webster Noah Webster (October 16, 1758 – May 28, 1843) was an American lexicographer, textbook pioneer, English-language spelling reformer, political writer, editor, and author. He has been called the "Father of American Scholarship and Education" ...
published his first dictionary, ''
A Compendious Dictionary of the English Language A, or a, is the first Letter (alphabet), letter and the first vowel letter of the Latin alphabet, used in the modern English alphabet, and others worldwide. Its name in English is ''English alphabet#Letter names, a'' (pronounced ), plural ...
''. In 1807 Webster began compiling an expanded and fully comprehensive dictionary, ''An American Dictionary of the English Language;'' it took twenty-seven years to complete. To evaluate the etymology of words, Webster learned twenty-six languages, including
Old English Old English ( or , or ), or Anglo-Saxon, is the earliest recorded form of the English language, spoken in England and southern and eastern Scotland in the Early Middle Ages. It developed from the languages brought to Great Britain by Anglo-S ...
(Anglo-Saxon), German, Greek, Latin, Italian, Spanish, French, Hebrew, Arabic, and
Sanskrit Sanskrit (; stem form ; nominal singular , ,) is a classical language belonging to the Indo-Aryan languages, Indo-Aryan branch of the Indo-European languages. It arose in northwest South Asia after its predecessor languages had Trans-cultural ...
. Webster completed his dictionary during his year abroad in 1825 in Paris, France, and at the
University of Cambridge The University of Cambridge is a Public university, public collegiate university, collegiate research university in Cambridge, England. Founded in 1209, the University of Cambridge is the List of oldest universities in continuous operation, wo ...
. His book contained seventy thousand words, of which twelve thousand had never appeared in a published dictionary before. As a
spelling reform A spelling reform is a deliberate, often authoritatively sanctioned or mandated change to spelling rules. Proposals for such reform are fairly common, and over the years, many languages have undergone such reforms. Recent high-profile examples a ...
er, Webster believed that English spelling rules were unnecessarily complex, so his dictionary introduced spellings that became
American English American English, sometimes called United States English or U.S. English, is the set of variety (linguistics), varieties of the English language native to the United States. English is the Languages of the United States, most widely spoken lang ...
, replacing "colour" with "color", substituting "wagon" for "waggon", and printing "center" instead of "centre". He also added American words, like "skunk" and "squash", which did not appear in British dictionaries. At the age of seventy, Webster published his dictionary in 1828; it sold 2500 copies. In 1840, the second edition was published in two volumes. Webster's dictionary was acquired by G & C Merriam Co. in 1843, after his death, and has since been published in many revised editions.
Merriam-Webster Merriam-Webster, Incorporated is an list of companies of the United States by state, American company that publishes reference work, reference books and is mostly known for Webster's Dictionary, its dictionaries. It is the oldest dictionary pub ...
was acquired by
Encyclopedia Britannica An encyclopedia is a reference work or compendium providing summaries of knowledge, either general or special, in a particular field or discipline. Encyclopedias are divided into article (publishing), articles or entries that are arranged Alp ...
in 1964. Controversy over the lack of usage advice in the 1961 ''
Webster's Third New International Dictionary ''Webster's Third New International Dictionary of the English Language, Unabridged'' (commonly known as ''Webster's Third'', or ''W3'') is an American English-language dictionary published in September 1961. It was edited by Philip Babcock Gove a ...
'' spurred publication of the 1969 ''
The American Heritage Dictionary of the English Language ''The American Heritage Dictionary of the English Language'' (''AHD'') is a dictionary of American English published by HarperCollins. It is currently in its fifth edition (since 2011). Before HarperCollins acquired certain business lines from H ...
'', the first dictionary to use
corpus linguistics Corpus linguistics is an empirical method for the study of language by way of a text corpus (plural ''corpora''). Corpora are balanced, often stratified collections of authentic, "real world", text of speech or writing that aim to represent a giv ...
.


Types

In a general dictionary, each word may have multiple meanings. Some dictionaries include each separate meaning in the order of most common usage while others list definitions in historical order, with the oldest usage first. In many languages, words can appear in many different forms, but only the undeclined or unconjugated form appears as the
headword In morphology and lexicography, a lemma (: lemmas or lemmata) is the canonical form, dictionary form, or citation form of a set of word forms. In English, for example, ''break'', ''breaks'', ''broke'', ''broken'' and ''breaking'' are forms of the s ...
in most dictionaries. Dictionaries are most commonly found in the form of a book, but some newer dictionaries, like
StarDict StarDict, developed by Hu Zheng (胡正), is a free GUI released under the GPL-3.0-or-later license for accessing StarDict dictionary files (a ''dictionary shell''). It is the successor of StarDic, developed by Ma Su'an (馬蘇安), continuin ...
and the ''
New Oxford American Dictionary The ''New Oxford American Dictionary'' (''NOAD'') is a single-volume dictionary of American English compiled by American editors at the Oxford University Press. ''NOAD'' is based upon the '' New Oxford Dictionary of English'' (''NODE''), publishe ...
'' are dictionary software running on PDAs or
computer A computer is a machine that can be Computer programming, programmed to automatically Execution (computing), carry out sequences of arithmetic or logical operations (''computation''). Modern digital electronic computers can perform generic set ...
s. There are also many
online dictionaries An online dictionary is a dictionary that is accessible via the Internet through a web browser. They can be made available in a number of ways: free, free with a paid subscription for extended or more professional content, or a paid-only service. ...
accessible via the
Internet The Internet (or internet) is the Global network, global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a internetworking, network of networks ...
.


Specialized dictionaries

According to the ''Manual of Specialized Lexicographies'', a
specialized dictionary A specialized dictionary is a dictionary that covers a relatively restricted set of phenomena. The definitive book on the subject (Cowie 2009) includes chapters on some of the dictionaries included below: *synonyms *pronunciations *names (place ...
, also referred to as a technical dictionary, is a dictionary that focuses upon a specific subject field, as opposed to a dictionary that comprehensively contains words from the lexicon of a specific language or languages. Following the description in ''The Bilingual LSP Dictionary'',
lexicographers This list contains people who contributed to the field of lexicography, the theory and practice of compiling dictionaries. __NOTOC__ A * Maulvi Abdul Haq (India/Pakistan, 1872–1961) Baba-e-Urdu, English-Urdu dictionary *Ivar Aasen (Norway, 181 ...
categorize specialized dictionaries into three types: A
multi-field dictionary A multi-field dictionary is a specialized dictionary that has been designed and compiled to cover the terms within two or more subject fields. Multi-field dictionaries should be contrasted with single-field dictionaries and sub-field dictionar ...
broadly covers several subject fields (e.g. a business dictionary), a
single-field dictionary A single-field dictionary is a specialized dictionary A specialized dictionary is a dictionary that covers a relatively restricted set of phenomena. The definitive book on the subject (Cowie 2009) includes chapters on some of the dictionaries ...
narrowly covers one particular subject field (e.g. law), and a
sub-field dictionary A sub-field dictionary is a specialized dictionary that has been designed and compiled to cover the terms of one (or possibly more) sub-fields of a particular subject field. It is therefore a sub-division of the class of dictionary called a sin ...
covers a more specialized field (e.g. constitutional law). For example, the 23-language
Inter-Active Terminology for Europe Interactive Terminology for Europe (IATE) is the interinstitutional terminology database of the European Union. The project was launched in 1999 with the objective of creating a web-based interface for all EU terminology resources so as to make th ...
is a multi-field dictionary, the
American National Biography The ''American National Biography'' (ANB) is a 24-volume biographical encyclopedia set that contains about 17,400 entries and 20 million words, first published in 1999 by Oxford University Press under the auspices of the American Council of Lea ...
is a single-field, and the
African American National Biography Project The African American National Biography Project is a joint project of the Hutchins Center for African & African American Research at Harvard University and Oxford University Press. The object of the project is to publish and maintain a database o ...
is a sub-field dictionary. In terms of the coverage distinction between "minimizing dictionaries" and "maximizing dictionaries", multi-field dictionaries tend to minimize coverage across subject fields (for instance, '' Oxford Dictionary of World Religions'' and '' Yadgar Dictionary of Computer and Internet Terms'') whereas single-field and sub-field dictionaries tend to maximize coverage within a limited subject field (''
The Oxford Dictionary of English Etymology ''The Oxford Dictionary of English Etymology'' is an etymological dictionary of the English language, published by Oxford University Press. The first editor of the dictionary was Charles Talbut Onions, who spent his last twenty years largely dev ...
''). Another variant is the
glossary A glossary (from , ''glossa''; language, speech, wording), also known as a vocabulary or clavis, is an alphabetical list of Term (language), terms in a particular domain of knowledge with the definitions for those terms. Traditionally, a gloss ...
, an alphabetical list of defined terms in a specialized field, such as medicine (
medical dictionary A medical dictionary is a lexicon for words used in medicine. The four major medical dictionaries in the United States are ''Mosby's Dictionary of Medicine, Nursing & Health Professions'', ''Stedman's'', ''Taber's'', and Dorland's Medical Diction ...
).


Defining dictionaries

The simplest dictionary, a defining dictionary, provides a
core glossary A glossary (from , ''glossa''; language, speech, wording), also known as a vocabulary or clavis, is an alphabetical list of Term (language), terms in a particular domain of knowledge with the definitions for those terms. Traditionally, a gloss ...
of the simplest meanings of the simplest concepts. From these, other concepts can be explained and defined, in particular for those who are first learning a language. In English, the commercial defining dictionaries typically include only one or two meanings of under 2000 words. With these, the rest of English, and even the 4000 most common English
idiom An idiom is a phrase or expression that largely or exclusively carries a Literal and figurative language, figurative or non-literal meaning (linguistic), meaning, rather than making any literal sense. Categorized as formulaic speech, formulaic ...
s and
metaphor A metaphor is a figure of speech that, for rhetorical effect, directly refers to one thing by mentioning another. It may provide, or obscure, clarity or identify hidden similarities between two different ideas. Metaphors are usually meant to cr ...
s, can be defined.


Prescriptive vs. descriptive

Lexicographers apply two basic philosophies to the defining of words: ''prescriptive'' or ''descriptive''.
Noah Webster Noah Webster (October 16, 1758 – May 28, 1843) was an American lexicographer, textbook pioneer, English-language spelling reformer, political writer, editor, and author. He has been called the "Father of American Scholarship and Education" ...
, intent on forging a distinct identity for the American language, altered spellings and accentuated differences in meaning and pronunciation of some words. This is why
American English American English, sometimes called United States English or U.S. English, is the set of variety (linguistics), varieties of the English language native to the United States. English is the Languages of the United States, most widely spoken lang ...
now uses the spelling ''color'' while the rest of the English-speaking world prefers ''colour''. (Similarly,
British English British English is the set of Variety (linguistics), varieties of the English language native to the United Kingdom, especially Great Britain. More narrowly, it can refer specifically to the English language in England, or, more broadly, to ...
subsequently underwent a few spelling changes that did not affect American English; see further at
American and British English spelling differences Despite the various list of dialects of English, English dialects spoken from country to country and within different regions of the same country, there are only slight regional variations in English orthography, the two most notable variati ...
.) Large 20th-century dictionaries such as the ''
Oxford English Dictionary The ''Oxford English Dictionary'' (''OED'') is the principal historical dictionary of the English language, published by Oxford University Press (OUP), a University of Oxford publishing house. The dictionary, which published its first editio ...
'' (OED) and '' Webster's Third'' are descriptive, and attempt to describe the actual use of words. Most dictionaries of English now apply the descriptive method to a word's definition, and then, outside of the definition itself, provide information alerting readers to attitudes which may influence their choices on words often considered vulgar, offensive, erroneous, or easily confused. ''
Merriam-Webster Merriam-Webster, Incorporated is an list of companies of the United States by state, American company that publishes reference work, reference books and is mostly known for Webster's Dictionary, its dictionaries. It is the oldest dictionary pub ...
'' is subtle, only adding italicized notations such as, ''sometimes offensive'' or ''stand'' (nonstandard). '' American Heritage'' goes further, discussing issues separately in numerous "usage notes." ''
Encarta Microsoft ''Encarta'' is a discontinued Digital data, digital multimedia encyclopedia and search engine published by Microsoft from 1993 to 2009. Originally sold on CD-ROM or DVD, it was also available online via annual subscription, although ...
'' provides similar notes, but is more prescriptive, offering warnings and admonitions against the use of certain words considered by many to be offensive or illiterate, such as, "an offensive term for..." or "a taboo term meaning...". Because of the widespread use of dictionaries in schools, and their acceptance by many as language authorities, their treatment of the language does affect usage to some degree, with even the most descriptive dictionaries providing conservative continuity. In the long run, however, the meanings of words in English are primarily determined by usage, and the language is being changed and created every day. As
Jorge Luis Borges Jorge Francisco Isidoro Luis Borges Acevedo ( ; ; 24 August 1899 – 14 June 1986) was an Argentine short-story writer, essayist, poet and translator regarded as a key figure in Spanish literature, Spanish-language and international literatur ...
says in the prologue to "El otro, el mismo": "''It is often forgotten that (dictionaries) are artificial repositories, put together well after the languages they define. The roots of language are irrational and of a magical nature.''" Sometimes the same dictionary can be descriptive in some domains and prescriptive in others. For example, according to
Ghil'ad Zuckermann Ghil'ad Zuckermann (, ; ) is an Israeli-born language revivalist and linguist who works in contact linguistics, lexicology and the study of language, culture and identity. Zuckermann was awarded the Rubinlicht Prize (2023) "for his researc ...
, the ''Oxford English-Hebrew Dictionary'' is "at war with itself": whereas its coverage (lexical items) and glosses (definitions) are descriptive and colloquial, its vocalization is prescriptive. This internal conflict results in absurd sentences such as ''hi taharóg otí kshetiré me asíti lamkhonít'' (she'll tear me apart when she sees what I've done to the car). Whereas ''hi taharóg otí'', literally 'she will kill me', is colloquial, ''me'' (a variant of ''ma'' 'what') is archaic, resulting in a combination that is unutterable in real life.


Historical dictionaries

A
historical dictionary A historical dictionary or dictionary on historical principles is a dictionary which deals not only with the latterday meanings of words but also the historical development of their forms and meanings. It may also describe the vocabulary of an earl ...
is a specific kind of descriptive dictionary which describes the development of words and senses over time, usually using citations to original source material to support its conclusions.


Dictionaries for natural language processing

In contrast to traditional dictionaries, which are designed to be used by human beings, dictionaries for
natural language processing Natural language processing (NLP) is a subfield of computer science and especially artificial intelligence. It is primarily concerned with providing computers with the ability to process data encoded in natural language and is thus closely related ...
(NLP) are built to be used by computer programs. The final user is a human being but the direct user is a program. Such a dictionary does not need to be able to be printed on paper. The structure of the content is not linear, ordered entry by entry but has the form of a complex network (see
Diathesis alternation In linguistics, diathesis alternation or verb alternationLevin, B. (1993) English Verb Classes and Alternations: A Preliminary Investigation, University of Chicago Press, Chicago, IL occurs when the same verb can be used in different subcategori ...
). Because most of these dictionaries are used to control
machine translation Machine translation is use of computational techniques to translate text or speech from one language to another, including the contextual, idiomatic and pragmatic nuances of both languages. Early approaches were mostly rule-based or statisti ...
s or cross-lingual information retrieval (CLIR) the content is usually multilingual and usually of huge size. In order to allow formalized exchange and merging of dictionaries, an ISO standard called
Lexical Markup Framework Language resource management – Lexical markup framework (LMF; ISO 24613), produced by ISO/TC 37, is the ISO standard for natural language processing (NLP) and machine-readable dictionary (MRD) lexicons. The scope is standardization of principles ...
(LMF) has been defined and used among the industrial and academic community.


Other types

*
Bilingual dictionary A bilingual dictionary or translation dictionary is a specialized dictionary used to Translation, translate Word (linguistics), words or phrases from one language to another. Bilingual dictionaries can be ''unidirectional'', meaning that they list ...
* Collegiate dictionary (American) * Learner's dictionary (mostly British) *
Electronic dictionary An electronic dictionary is a dictionary whose data exists in digital form and can be accessed through a number of different media. Electronic dictionaries can be found in several forms, including software installed on tablet or desktop computer ...
*
Encyclopedic dictionary An encyclopedic dictionary typically includes many short listings, arranged alphabetically, and discussing a wide range of topics. Encyclopedic dictionaries can be general, containing articles on topics in many different fields; or they can s ...
*
Monolingual learner's dictionary A monolingual learner's dictionary (MLD) is designed to meet the reference needs of people learning a foreign language. MLDs are based on the premise that language-learners should progress from a bilingual dictionary to a monolingual one as they be ...
**
Advanced learner's dictionary The advanced learner's dictionary is the most common type of monolingual learner's dictionary, that is, a dictionary written in one language only, for someone who is learning a foreign language. It differs from a bilingual or translation dict ...
* By sound ** Rhyming dictionary *
Reverse dictionary A reverse dictionary is a dictionary alphabetized by the reversal of each entry: :stock (kcots) :diestock (kcotseid) :restock (kcotser) :livestock (kcotsevil) Before computers, reverse dictionaries were tedious to produce. The first computer-pro ...
(
Conceptual dictionary A conceptual dictionary (also ideographic or ideological dictionary) is a dictionary that groups words by concept or semantic relation instead of arranging them in alphabetical order. Examples of conceptual dictionaries are picture dictionaries ...
) * Visual dictionary * Satirical dictionary * Phonetic dictionary


Pronunciation

In many languages, such as the English language, the pronunciation of some words is not consistently apparent from their spelling. In these languages, dictionaries usually provide the pronunciation. For example, the definition for the word ''dictionary'' might be followed by the
International Phonetic Alphabet The International Phonetic Alphabet (IPA) is an alphabetic system of phonetic notation based primarily on the Latin script. It was devised by the International Phonetic Association in the late 19th century as a standard written representation ...
spelling (in British English) or (in American English). American English dictionaries often use their own pronunciation respelling systems with
diacritic A diacritic (also diacritical mark, diacritical point, diacritical sign, or accent) is a glyph added to a letter or to a basic glyph. The term derives from the Ancient Greek (, "distinguishing"), from (, "to distinguish"). The word ''diacrit ...
s, for example ''dictionary'' is respelled as "dĭk′shə-nĕr′ē" in the
American Heritage Dictionary American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, p ...
. The IPA is more commonly used within the British Commonwealth countries. Yet others use their own pronunciation respelling systems without diacritics: for example, ''dictionary'' may be respelled as . Some online or electronic dictionaries provide audio recordings of words being spoken.


Examples


Major English dictionaries


Dictionaries of other languages

Histories and descriptions of the dictionaries of other languages on Wikipedia include: *
Arabic dictionaries Arabic (, , or , ) is a Central Semitic language of the Afroasiatic language family spoken primarily in the Arab world. The International Organization for Standardization (ISO) assigns language codes to 32 varieties of Arabic, including i ...
*
Chinese dictionaries There are two types of dictionaries regularly used in the Chinese language: list individual Chinese characters, and list words and phrases. Because tens of thousands of characters have been used in written Chinese, Chinese lexicographers have d ...
*
Dehkhoda Dictionary The ''Dehkhoda Dictionary'' or ''Dehkhoda Lexicon'' ( or ) is the largest comprehensive Persian encyclopedic dictionary ever published, comprising 200 volumes. It is published by the Tehran University Press (UTP) under the supervision of the ...
(
Persian Language Persian ( ), also known by its endonym and exonym, endonym Farsi (, Fārsī ), is a Western Iranian languages, Western Iranian language belonging to the Iranian languages, Iranian branch of the Indo-Iranian languages, Indo-Iranian subdivision ...
) * Dutch dictionaries *
French dictionaries French may refer to: * Something of, from, or related to France ** French language, which originated in France ** French people, a nation and ethnic group ** French cuisine, cooking traditions and practices Arts and media * The French (band), ...
*
German dictionaries German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...
*
Japanese dictionaries have a history that began over 1300 years ago when Japanese Buddhist priests, who wanted to understand Chinese sutras, adapted Chinese character dictionaries. Present-day Japanese lexicographers are exploring computerized editing and electronic ...
*
Polish dictionaries The earliest dictionaries of the Polish language were bilingual aids, usually Polish–Latin, and date to the 15th century. The first dictionary dedicated solely to the Polish language was published in the early 19th century. Many dictionaries of ...
* Scottish Gaelic dictionaries *
Scottish Language Dictionaries The ''Dictionary of the Scots Language'' (DSL) (, ) is an online Scots– English dictionary run by Dictionaries of the Scots Language. Freely available via the Internet, the work comprises the two major dictionaries of the Scots language: *'' ...
* Sindhi Language Dictionaries


Online dictionaries

The age of the Internet brought online dictionaries to the desktop and, more recently, to the smart phone. David Skinner in 2013 noted that "Among the top ten lookups on Merriam-Webster Online at this moment are ''holistic, pragmatic, caveat, esoteric'' and ''bourgeois.'' Teaching users about words they don't already know has been, historically, an aim of lexicography, and modern dictionaries do this well." There exist a number of websites which operate as online dictionaries, usually with a specialized focus. Some of them have exclusively user driven content, often consisting of
neologisms In linguistics, a neologism (; also known as a coinage) is any newly formed word, term, or phrase that has achieved popular or institutional recognition and is becoming accepted into mainstream language. Most definitively, a word can be considered ...
. Some of the more notable examples are given in
List of online dictionaries An online dictionary is a dictionary that is accessible via the Internet through a web browser. They can be made available in a number of ways: free, free with a paid subscription for extended or more professional content, or a paid-only service. ...
and :Online dictionaries.


See also


Notes


References

* * * * * *Atkins, B.T.S. & Rundell, Michael (2008) ''The Oxford Guide to Practical Lexicography'', Oxford: Oxford University Press. * (published in the UK as ''The Surgeon of Crowthorne''). *


Further reading

* Guy Jean Forgue,
The Norm in American English", ''Revue Française d'Etudes Americaines''
Nov 1983, Vol. 8 Issue 18, pp. 451–461. An international appreciation of the importance of Webster's dictionaries in setting the norms of the English language.


External links


Glossary of dictionary terms
by the
Oxford University Press Oxford University Press (OUP) is the publishing house of the University of Oxford. It is the largest university press in the world. Its first book was printed in Oxford in 1478, with the Press officially granted the legal right to print books ...
* {{Authority control Lexicography Reference works