J Direct
   HOME

TheInfoList



OR:

J, or j, is the tenth letter of the
Latin alphabet The Latin alphabet, also known as the Roman alphabet, is the collection of letters originally used by the Ancient Rome, ancient Romans to write the Latin language. Largely unaltered except several letters splitting—i.e. from , and from � ...
, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its usual name in English is ''jay'' (pronounced ), with a now-uncommon variant ''jy'' ."J", ''Oxford English Dictionary,'' 2nd edition (1989) When used in 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 ...
for the
voiced palatal approximant The voiced palatal approximant is a type of consonant used in many spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is ; the equivalent X-SAMPA symbol is j, and in the Americanist phonetic notation i ...
(the sound of "y" in "yes") it may be called ''yod'' or ''jod'' (pronounced or ).


History

The letter ''J'' used to be used as the
swash Swash, or forewash in geography, is a turbulent layer of water that washes up on the beach after an incoming wave has broken. The swash action can move beach materials up and down the beach, which results in the cross-shore sediment exchange. T ...
letter ''I'', used for the letter I at the end of
Roman numerals Roman numerals are a numeral system that originated in ancient Rome and remained the usual way of writing numbers throughout Europe well into the Late Middle Ages. Numbers are written with combinations of letters from the Latin alphabet, eac ...
when following another I, as in XXIIJ or xxiij instead of XXIII or xxiii for the Roman numeral twenty-three. A distinctive usage emerged in
Middle High German Middle High German (MHG; or ; , shortened as ''Mhdt.'' or ''Mhd.'') is the term for the form of High German, High German language, German spoken in the High Middle Ages. It is conventionally dated between 1050 and 1350, developing from Old High ...
.
Gian Giorgio Trissino Gian Giorgio Trissino (8 July 1478 – 8 December 1550), also called Giovan Giorgio Trissino and self-styled as Giovan Giωrgio Trissino, was a Venetian Renaissance humanist, poet, dramatist, diplomat, grammarian, linguist, and philosopher. ...
(1478–1550) was the first to explicitly distinguish I and J as representing separate sounds, in his ''Ɛpistola del Trissino de le lettere nuωvamente aggiunte ne la lingua italiana'' ("Trissino's
epistle An epistle (; ) is a writing directed or sent to a person or group of people, usually an elegant and formal didactic letter. The epistle genre of letter-writing was common in ancient Egypt as part of the scribal-school writing curriculum. The ...
about the letters recently added in the
Italian language Italian (, , or , ) is a Romance language of the Indo-European language family. It evolved from the colloquial Latin of the Roman Empire. Italian is the least divergent language from Latin, together with Sardinian language, Sardinian. It is ...
") of 1524. Originally, 'I' and 'J' were different shapes for the same letter, both equally representing , , and ; however,
Romance languages The Romance languages, also known as the Latin or Neo-Latin languages, are the languages that are Language family, directly descended from Vulgar Latin. They are the only extant subgroup of the Italic languages, Italic branch of the Indo-E ...
developed new sounds (from former and ) that came to be represented as 'I' and 'J'; therefore, English J, acquired from the French J, has a sound value quite different from (which represents the initial sound in the English language word "''y''et").


Use in writing systems


English

In English, most commonly represents the
affricate An affricate is a consonant that begins as a stop and releases as a fricative, generally with the same place of articulation (most often coronal). It is often difficult to decide if a stop and fricative form a single phoneme or a consonant pai ...
. In
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 ...
, was represented orthographically with (equivalent to , as in Old English was simply the regular form of the letter G, called
Insular G Insular G (majuscule: Ᵹ, minuscule: ᵹ) is a form of the letter g somewhat resembling an ezh, used in the medieval insular script of Great Britain and Ireland. It was first used in the Roman Empire in Roman cursive, then it appeared in Iri ...
). Middle English scribes began to use (later ) to represent word-initial under the influence of
Old French Old French (, , ; ) was the language spoken in most of the northern half of France approximately between the late 8th [2-4; we might wonder whether there's a point at which it's appropriate to talk of the beginnings of French, that is, when it wa ...
, which had a similarly pronounced phoneme deriving from Latin (for example, ''iest'' and later ''jest''), while the same sound in other positions could be spelled as (for example, ''hedge''). The first English language books to make a clear distinction in writing between and were the King James Bible 1st Revision Cambridge 1629 and an English grammar book published in 1633. Later, many other uses of (later ) were added in
loanword A loanword (also a loan word, loan-word) is a word at least partly assimilated from one language (the donor language) into another language (the recipient or target language), through the process of borrowing. Borrowing is a metaphorical term t ...
s from French and other languages (e.g. ''adjoin'', ''junta''). In loanwords such as ''bijou'' or ''
Dijon Dijon (, ; ; in Burgundian language (Oïl), Burgundian: ''Digion'') is a city in and the Prefectures in France, prefecture of the Côte-d'Or Departments of France, department and of the Bourgogne-Franche-Comté Regions of France, region in eas ...
'', may represent , as in modern French. In some loanwords, including '' raj'', ''
Azerbaijan Azerbaijan, officially the Republic of Azerbaijan, is a Boundaries between the continents, transcontinental and landlocked country at the boundary of West Asia and Eastern Europe. It is a part of the South Caucasus region and is bounded by ...
'' and ''
Beijing Beijing, Chinese postal romanization, previously romanized as Peking, is the capital city of China. With more than 22 million residents, it is the world's List of national capitals by population, most populous national capital city as well as ...
'', the regular pronunciation is actually closer to the native pronunciation, making the use of an instance of
hyperforeignism A hyperforeignism is a type of hypercorrection where speakers identify an inaccurate pattern in loanwords from a foreign language and then apply that pattern to other loanwords (either from the same language or a different one). This results in a ...
, a type of
hypercorrection In sociolinguistics, hypercorrection is the nonstandard use of language that results from the overapplication of a perceived rule of language-usage prescription. A speaker or writer who produces a hypercorrection generally believes through a ...
. Occasionally, represents its original sound, as in ''
Hallelujah ''Hallelujah'' (; , Modern ) is an interjection from the Hebrew language, used as an expression of gratitude to God. The term is used 24 times in the Tanakh (in the book of Psalms), twice in deuterocanonical books, and four times in the Christ ...
'' and ''
fjord In physical geography, a fjord (also spelled fiord in New Zealand English; ) is a long, narrow sea inlet with steep sides or cliffs, created by a glacier. Fjords exist on the coasts of Antarctica, the Arctic, and surrounding landmasses of the n ...
''. In words of Spanish origin, such as ''jalapeño'', English speakers usually pronounce as the
voiceless glottal fricative The voiceless glottal fricative, sometimes called voiceless glottal transition or the aspirate, is a type of sound used in some spoken languages that patterns like a fricative or approximant consonant '' phonologically'', but often lacks the ...
, an approximation of the Spanish pronunciation of (usually transcribed as a
voiceless velar fricative The voiceless velar fricative is a type of consonantal sound used in some spoken languages. It was part of the consonant inventory of Old English and can still be found in some dialects of English, most notably in Scottish English, e.g. in ''lo ...
, although some
varieties of Spanish 300px, Spanish dialects in Colombia. 300px, Spanish dialects spoken in Venezuela. Some of the regional varieties of the Spanish language are quite divergent from one another, especially in pronunciation and vocabulary, and less so in gram ...
use glottal ). In English, is the fourth least frequently used letter in words, being more frequent than only , , and . It is, however, quite common in
proper noun A proper noun is a noun that identifies a single entity and is used to refer to that entity ('' Africa''; ''Jupiter''; '' Sarah''; ''Walmart'') as distinguished from a common noun, which is a noun that refers to a class of entities (''continent, ...
s, especially personal names.


Romance languages

In the
Romance languages The Romance languages, also known as the Latin or Neo-Latin languages, are the languages that are Language family, directly descended from Vulgar Latin. They are the only extant subgroup of the Italic languages, Italic branch of the Indo-E ...
, has generally developed from its original palatal approximant value in
Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...
to some kind of
fricative A fricative is a consonant produced by forcing air through a narrow channel made by placing two articulators close together. These may be the lower lip against the upper teeth, in the case of ; the back of the tongue against the soft palate in ...
. In French, Portuguese, Catalan (except
Valencian Valencian can refer to: * Something related to the Valencian Community ( Valencian Country) in Spain * Something related to the city of Valencia * Something related to the province of Valencia in Spain * Something related to the old Kingdom of ...
), and
Romanian Romanian may refer to: *anything of, from, or related to the country and nation of Romania **Romanians, an ethnic group **Romanian language, a Romance language ***Romanian dialects, variants of the Romanian language **Romanian cuisine, traditional ...
it has been fronted to the
postalveolar fricative A Postalveolar fricative is a fricative consonant produced with a postalveolar place of articulation. Postalveolar fricative may refer to: * The voiced postalveolar fricative, IPA: * The voiced postalveolar non-sibilant fricative, IPA: * The vo ...
(like in English ''measure''). In Valencian and
Occitan Occitan may refer to: * Something of, from, or related to the Occitania territory in parts of France, Italy, Monaco and Spain. * Something of, from, or related to the Occitania administrative region of France. * Occitan language, spoken in parts o ...
, it has the same sound as in English, . In
Spanish Spanish might refer to: * Items from or related to Spain: **Spaniards are a nation and ethnic group indigenous to Spain **Spanish language, spoken in Spain and many countries in the Americas **Spanish cuisine **Spanish history **Spanish culture ...
, by contrast, it has been both
devoiced Voice or voicing is a term used in phonetics and phonology to characterize speech sounds (usually consonants). Speech sounds can be described as either voiceless (otherwise known as ''unvoiced'') or voiced. The term, however, is used to ref ...
and backed from an earlier to a present-day or , with the actual phonetic realization depending on the speaker's dialect. ⟨j⟩ is not commonly used in modern standard
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 ...
spelling. Only proper nouns (such as
Jesi Jesi () is a ''comune'' (municipality) in the province of Ancona, in the Italian region of Marche. It is an important industrial and artistic center in the floodplain on the left (north) bank of the Esino river, before its mouth on the Adria ...
and Letojanni),
Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...
words (
Juventus Juventus Football Club (; from , ), commonly known as Juventus or colloquially as Juve (), is an Italian professional Association football, football List of football clubs in Italy, club based in Turin, Piedmont, who compete in Serie A, the ...
), or words borrowed from foreign languages have . The proper nouns and Latin words are pronounced with the
palatal approximant The voiced palatal approximant is a type of consonant used in many spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is ; the equivalent X-SAMPA symbol is j, and in the Americanist phonetic notation i ...
, while words borrowed from foreign languages tend to follow that language's pronunciation of . Until the 19th century, was used instead of non-syllabic in word-initial and intervocalic positions (as in ''Savoja'') and as a replacement for final ''-ii''; this rule was quite strict in official writing. is also used to render in dialectal spelling, ''e.g.''
Romanesco dialect Romanesco () is one of the Central Italian dialects spoken in the Metropolitan City of Rome Capital, especially in the core city. It is linguistically close to Tuscan and Standard Italian, with some notable differences from these two. Rich in v ...
(garlic; Italian ''aglio'' ). The Italian novelist
Luigi Pirandello Luigi Pirandello (; ; 28 June 1867 – 10 December 1936) was an Italians, Italian dramatist, novelist, poet, and short story writer whose greatest contributions were his plays. He was awarded the 1934 Nobel Prize in Literature "for his bold and ...
used in vowel groups in his works written in Italian; he also wrote in his native
Sicilian language Sicilian (, ; ) is a Romance languages, Romance language that is spoken on the island of Sicily and its satellite islands. It belongs to the broader Extreme Southern Italian language group (in Italian ). ''Ethnologue'' (see #Ethnologue report ...
, which still uses the letter to represent (and sometimes also ʒor j depending on its environment).


Other European languages

The great majority of
Germanic languages The Germanic languages are a branch of the Indo-European languages, Indo-European language family spoken natively by a population of about 515 million people mainly in Europe, North America, Oceania, and Southern Africa. The most widely spoke ...
, such as
German 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 ...
, Dutch, Icelandic, Swedish, Danish and Norwegian, use for the
palatal approximant The voiced palatal approximant is a type of consonant used in many spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is ; the equivalent X-SAMPA symbol is j, and in the Americanist phonetic notation i ...
, which is usually represented by the letter in English. Other than English, notable exceptions are Scots, where it represents , and
Luxembourgish Luxembourgish ( ; also ''Luxemburgish'', ''Luxembourgian'', ''Letzebu(e)rgesch''; ) is a West Germanic language that is spoken mainly in Luxembourg. About 400,000 people speak Luxembourgish worldwide. The language is standardized and officiall ...
, where it represents both and . The letter also represents in
Albanian Albanian may refer to: *Pertaining to Albania in Southeast Europe; in particular: **Albanians, an ethnic group native to the Balkans **Albanian language **Albanian culture **Demographics of Albania, includes other ethnic groups within the country ...
, the
Uralic The Uralic languages ( ), sometimes called the Uralian languages ( ), are spoken predominantly in Europe and North Asia. The Uralic languages with the most native speakers are Hungarian, Finnish, and Estonian. Other languages with speakers abo ...
languages that use the Latin script, and those Slavic and
Baltic languages The Baltic languages are a branch of the Indo-European languages, Indo-European language family spoken natively or as a second language by a population of about 6.5–7.0 million people
that use the Latin alphabet, such as Polish,
Czech Czech may refer to: * Anything from or related to the Czech Republic, a country in Europe ** Czech language ** Czechs, the people of the area ** Czech culture ** Czech cuisine * One of three mythical brothers, Lech, Czech, and Rus *Czech (surnam ...
,
Serbo-Croatian Serbo-Croatian ( / ), also known as Bosnian-Croatian-Montenegrin-Serbian (BCMS), is a South Slavic language and the primary language of Serbia, Croatia, Bosnia and Herzegovina, and Montenegro. It is a pluricentric language with four mutually i ...
, Slovak, Slovenian, Latvian and Lithuanian. Some related languages, such as Serbo-Croatian and Macedonian, also adopted into the
Cyrillic alphabet The Cyrillic script ( ) is a writing system used for various languages across Eurasia. It is the designated national script in various Slavic, Turkic, Mongolic, Uralic, Caucasian and Iranic-speaking countries in Southeastern Europe, Easte ...
for the same purpose. The
Maltese language Maltese (, also or ) is a Semitic languages, Semitic language derived from Siculo-Arabic, late medieval Sicilian Arabic with Romance languages, Romance Stratum (linguistics), superstrata. It is the only Semitic languages, Semitic language pred ...
, though a
Semitic language The Semitic languages are a branch of the Afroasiatic language family. They include Arabic, Amharic, Tigrinya, Aramaic, Hebrew, Maltese, Modern South Arabian languages and numerous other ancient and modern languages. They are spoken by mo ...
, has been deeply influenced by the Romance languages (especially Sicilian), and also uses for . In
Basque Basque may refer to: * Basques, an ethnic group of Spain and France * Basque language, their language Places * Basque Country (greater region), the homeland of the Basque people with parts in both Spain and France * Basque Country (autonomous co ...
, the
diaphoneme A diaphoneme is an abstract phonology, phonological unit that identifies a correspondence between related sounds of two or more variety (linguistics), varieties of a language or language cluster. For example, some English varieties contrast the ...
represented by has a variety of realizations according to the regional dialect: (the last one is typical of
Gipuzkoa Gipuzkoa ( , ; ; ) is a province of Spain and a historical territory of the autonomous community of the Basque Country. Its capital city is Donostia-San Sebastián. Gipuzkoa shares borders with the French department of Pyrénées-Atlantiqu ...
).


Other languages

Among non-European languages that have adopted the
Latin script The Latin script, also known as the Roman script, is a writing system based on the letters of the classical Latin alphabet, derived from a form of the Greek alphabet which was in use in the ancient Greek city of Cumae in Magna Graecia. The Gree ...
, stands for in Turkish and Azerbaijani, for in
Tatar Tatar may refer to: Peoples * Tatars, an umbrella term for different Turkic ethnic groups bearing the name "Tatar" * Volga Tatars, a people from the Volga-Ural region of western Russia * Crimean Tatars, a people from the Crimea peninsula by the B ...
, and for in Indonesian, Somali, Malay, Igbo, Shona, Oromo, Turkmen, and Zulu. It represents a
voiced palatal plosive The voiced palatal plosive or stop is a type of consonantal sound in some spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is , a barred dotless that was initially created by turning the type for a ...
in
Konkani __NOTOC__ Konkani may refer to: Language * Konkani language is an Indo-Aryan language spoken in the Konkan region of India. * Konkani alphabets, different scripts used to write the language **Konkani in the Roman script, one of the scripts used to ...
, Yoruba and Swahili. In
Kiowa Kiowa ( ) or Cáuigú () people are a Native Americans in the United States, Native American tribe and an Indigenous people of the Great Plains of the United States. They migrated southward from western Montana into the Rocky Mountains in Colora ...
, stands for a voiceless alveolar plosive, . stands for in the romanization systems of most of the
languages of India Languages of India belong to several list of language families, language families, the major ones being the Indo-Aryan languages spoken by 78.05% of Indian people, Indians and the Dravidian languages spoken by 19.64% of Indians; both fami ...
, such as
Hindi Modern Standard Hindi (, ), commonly referred to as Hindi, is the Standard language, standardised variety of the Hindustani language written in the Devanagari script. It is an official language of India, official language of the Government ...
and Telugu, and stands for in the romanization of
Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...
and
Korean Korean may refer to: People and culture * Koreans, people from the Korean peninsula or of Korean descent * Korean culture * Korean language **Korean alphabet, known as Hangul or Korean **Korean dialects **See also: North–South differences in t ...
. For
Chinese language Chinese ( or ) is a group of languages spoken natively by the ethnic Han Chinese majority and List of ethnic groups in China, many minority ethnic groups in China, as well as by various communities of the Chinese diaspora. Approximately 1.39& ...
s, stands for in the
Mandarin Chinese Mandarin ( ; zh, s=, t=, p=Guānhuà, l=Mandarin (bureaucrat), officials' speech) is the largest branch of the Sinitic languages. Mandarin varieties are spoken by 70 percent of all Chinese speakers over a large geographical area that stretch ...
pinyin Hanyu Pinyin, or simply pinyin, officially the Chinese Phonetic Alphabet, is the most common romanization system for Standard Chinese. ''Hanyu'' () literally means 'Han Chinese, Han language'—that is, the Chinese language—while ''pinyin' ...
system, the unaspirated equivalent of (). In
Wade–Giles Wade–Giles ( ) is a romanization system for Mandarin Chinese. It developed from the system produced by Thomas Francis Wade during the mid-19th century, and was given completed form with Herbert Giles's '' A Chinese–English Dictionary'' ...
, stands for Mandarin Chinese .
Pe̍h-ōe-jī ( ; , , ; POJ), also known as Church Romanization, is an orthography used to write variants of Hokkien Southern Min, particularly Taiwanese Hokkien, Taiwanese and Amoy dialect, Amoy Hokkien, and it is widely employed as one of the writing syst ...
of
Hokkien Hokkien ( , ) is a Varieties of Chinese, variety of the Southern Min group of Chinese language, Chinese languages. Native to and originating from the Minnan region in the southeastern part of Fujian in southeastern China, it is also referred ...
and Tâi-lô for
Taiwanese Hokkien Taiwanese Hokkien ( , ), or simply Taiwanese, also known as Taigi ( zh, c=臺語, tl=Tâi-gí), Taiwanese Southern Min ( zh, c=臺灣閩南語, tl=Tâi-uân Bân-lâm-gí), Hoklo and Holo, is a variety of the Hokkien language spoken natively ...
, stands for and , or and , depending on accents. In
Cantonese Cantonese is the traditional prestige variety of Yue Chinese, a Sinitic language belonging to the Sino-Tibetan language family. It originated in the city of Guangzhou (formerly known as Canton) and its surrounding Pearl River Delta. While th ...
, stands for in
Jyutping The Linguistic Society of Hong Kong Cantonese Romanization Scheme, also known as Jyutping, is a romanisation system for Cantonese developed in 1993 by the Linguistic Society of Hong Kong (LSHK). The name ''Jyutping'' (itself the Jyutping ro ...
and in
Yale Yale University is a private Ivy League research university in New Haven, Connecticut, United States. Founded in 1701, Yale is the third-oldest institution of higher education in the United States, and one of the nine colonial colleges ch ...
. The
Royal Thai General System of Transcription The Royal Thai General System of Transcription (RTGS) is the official system for rendering Thai words in the Latin alphabet. It was published by the Royal Institute of Thailand in early 1917, when Thailand was called Siam. It is used in roa ...
does not use the letter , although it is used in some proper names and non-standard transcriptions to represent either or (the latter following
Pali Pāli (, IAST: pāl̤i) is a Classical languages of India, classical Middle Indo-Aryan languages, Middle Indo-Aryan language of the Indian subcontinent. It is widely studied because it is the language of the Buddhist ''Pali Canon, Pāli Can ...
/
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 ...
root equivalents). In romanized
Pashto Pashto ( , ; , ) is an eastern Iranian language in the Indo-European language family, natively spoken in northwestern Pakistan and southern and eastern Afghanistan. It has official status in Afghanistan and the Pakistani province of Khyb ...
, represents ځ, pronounced . In Greenlandic and in the '' Qaniujaaqpait'' spelling of the
Inuktitut Inuktitut ( ; , Inuktitut syllabics, syllabics ), also known as Eastern Canadian Inuktitut, is one of the principal Inuit languages of Canada. It is spoken in all areas north of the North American tree line, including parts of the provinces of ...
language, is used to transcribe . Following Spanish usage, represents or similar sounds in many Latin-alphabet-based writing systems for
indigenous languages of the Americas The Indigenous languages of the Americas are the languages that were used by the Indigenous peoples of the Americas before the arrival of non-Indigenous peoples. Over a thousand of these languages are still used today, while many more are now e ...
, such as in
Mayan languages The Mayan languages In linguistics, it is conventional to use ''Mayan'' when referring to the languages, or an aspect of a language. In other academic fields, ''Maya'' is the preferred usage, serving as both a singular and plural noun, and a ...
( ALMG alphabet) and a glottal fricative in some spelling systems used for Aymara.


Other writing systems

In 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 ...
, is used for the
voiced palatal approximant The voiced palatal approximant is a type of consonant used in many spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is ; the equivalent X-SAMPA symbol is j, and in the Americanist phonetic notation i ...
, and a superscript ⟨ʲ⟩ is used to represent
palatalization Palatalization may refer to: *Palatalization (phonetics), the phonetic feature of palatal secondary articulation *Palatalization (sound change) Palatalization ( ) is a historical-linguistic sound change that results in a palatalized articulati ...
.


Other uses

* In international licence plate codes, J stands for
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
. * In
mathematics Mathematics is a field of study that discovers and organizes methods, Mathematical theory, theories and theorems that are developed and Mathematical proof, proved for the needs of empirical sciences and mathematics itself. There are many ar ...
, ''j'' is one of the three imaginary units of
quaternion In mathematics, the quaternion number system extends the complex numbers. Quaternions were first described by the Irish mathematician William Rowan Hamilton in 1843 and applied to mechanics in three-dimensional space. The algebra of quater ...
s. * Also in
mathematics Mathematics is a field of study that discovers and organizes methods, Mathematical theory, theories and theorems that are developed and Mathematical proof, proved for the needs of empirical sciences and mathematics itself. There are many ar ...
, ''j'' is one of the three unit vectors. * In the
Metric system The metric system is a system of measurement that standardization, standardizes a set of base units and a nomenclature for describing relatively large and small quantities via decimal-based multiplicative unit prefixes. Though the rules gover ...
, J is the symbol for the
joule The joule ( , or ; symbol: J) is the unit of energy in the International System of Units (SI). In terms of SI base units, one joule corresponds to one kilogram- metre squared per second squared One joule is equal to the amount of work d ...
, the
SI derived unit SI derived units are units of measurement derived from the seven SI base units specified by the International System of Units (SI). They can be expressed as a product (or ratio) of one or more of the base units, possibly scaled by an appropriat ...
for
energy Energy () is the physical quantity, quantitative physical property, property that is transferred to a physical body, body or to a physical system, recognizable in the performance of Work (thermodynamics), work and in the form of heat and l ...
. * In some areas of
physics Physics is the scientific study of matter, its Elementary particle, fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force. "Physical science is that department of knowledge whi ...
,
electrical engineering Electrical engineering is an engineering discipline concerned with the study, design, and application of equipment, devices, and systems that use electricity, electronics, and electromagnetism. It emerged as an identifiable occupation in the l ...
and related fields, ''j'' is the symbol for the
imaginary unit The imaginary unit or unit imaginary number () is a mathematical constant that is a solution to the quadratic equation Although there is no real number with this property, can be used to extend the real numbers to what are called complex num ...
(the square root of −1) (in other fields, the letter i is used, but this would be ambiguous as it is also the symbol for
current Currents, Current or The Current may refer to: Science and technology * Current (fluid), the flow of a liquid or a gas ** Air current, a flow of air ** Ocean current, a current in the ocean *** Rip current, a kind of water current ** Current (hydr ...
). * A J can be a
slang A slang is a vocabulary (words, phrases, and linguistic usages) of an informal register, common in everyday conversation but avoided in formal writing and speech. It also often refers to the language exclusively used by the members of pa ...
term for a
joint A joint or articulation (or articular surface) is the connection made between bones, ossicles, or other hard structures in the body which link an animal's skeletal system into a functional whole.Saladin, Ken. Anatomy & Physiology. 7th ed. McGraw- ...
(
marijuana Cannabis (), commonly known as marijuana (), weed, pot, and ganja, List of slang names for cannabis, among other names, is a non-chemically uniform psychoactive drug from the ''Cannabis'' plant. Native to Central or South Asia, cannabis has ...
cigarette)


Related characters

* 𐤉 : Semitic letter
Yodh Yodh (also spelled jodh, yod, or jod) is the tenth letter of the Semitic abjads, including Phoenician ''yōd'' 𐤉, Hebrew ''yod'' , Aramaic ''yod'' 𐡉, Syriac ''yōḏ'' ܝ, and Arabic ''yāʾ'' . It is also related to the Ancient Nort ...
, from which the following symbols originally derive: * I i : Latin letter I, from which J derives * ȷ :
Dotless j ȷ is a modified letter of the Latin alphabet, obtained by writing the lowercase letter j without a dot. Dotless j was formerly used in Karelian to mark palatalisation. It is also found in the Swedish Dialect Alphabet, in an Adyghe orthogr ...
* ᶡ : Modifier letter small dotless j with stroke * ᶨ : Modifier letter small j with crossed-tail * IPA-specific symbols related to J: *
Uralic Phonetic Alphabet Finno-Ugric transcription (FUT) or the Uralic Phonetic Alphabet (UPA) is a phonetic transcription or notational system used predominantly for the transcription and reconstruction of Uralic languages. It was first published in 1901 by Eemil Nesto ...
-specific symbols related to J: ** ** ** * J 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: J́ j́ Ĵ ĵ J̌ ǰ Ɉ ɉ J̃ j̇̃


Other representations


Computing

:1 Also for encodings based on ASCII, including the DOS, Windows, ISO-8859 and Macintosh families of encodings. Unicode also has a dotless variant, ȷ (U+0237). It is primarily used in Landsmålsalfabet and in mathematics. It is not intended to be used with diacritics since the normal j is softdotted in Unicode (that is, the dot is removed if a diacritic is to be placed above; Unicode further states that, for example, i+ ¨ ≠ ı+¨ and the same holds true for j and ȷ). In Unicode, a duplicate of 'J' for use as a special phonetic character in historical
Greek Greek may refer to: Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group *Greek language, a branch of the Indo-European language family **Proto-Greek language, the assumed last common ancestor of all kno ...
linguistics is encoded in the Greek script block as ϳ (Unicode U+03F3). It is used to denote the
palatal glide The voiced palatal approximant is a type of consonant used in many spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is ; the equivalent X-SAMPA symbol is j, and in the Americanist phonetic notation i ...
in the context of Greek script. It is called "Yot" in the Unicode standard, after the German name of the letter J. An uppercase version of this letter was added to the Unicode Standard at U+037F with the release of version 7.0 in June 2014.


Wingdings smiley issue

In the
Wingdings Wingdings is a series of dingbat typeface, fonts that render letters as a variety of symbols. They were originally developed in 1990 by Microsoft by combining glyphs from Lucida (font), Lucida Icons, Arrows, and Stars licensed from Charles Bige ...
font by
Microsoft Microsoft Corporation is an American multinational corporation and technology company, technology conglomerate headquartered in Redmond, Washington. Founded in 1975, the company became influential in the History of personal computers#The ear ...
, the letter "J" is rendered as a smiley face, sometimes creating confusion in emails after formatting is removed and a smiley turns back into an out-of-context "J". (This is distinct from the Unicode code point U+263A, which renders as ☺︎). In Microsoft applications, ":)" is automatically replaced by a smiley rendered in a specific font face when composing rich text documents or HTML emails. This autocorrection feature can be switched off or changed to a Unicode smiley.


Other


References


External links

* * * {{Latin script, J} ISO basic Latin letters