Radical 18 or radical knife () meaning "

knife A knife ( : knives; from Old Norse 'knife, dirk') is a tool or weapon with a cutting edge or blade, usually attached to a handle or hilt. One of the earliest tools used by humanity, knives appeared at least 2.5 million years ago, as evide ...

" is one of 23 Kangxi radicals (214 radicals total) composed of 2

strokes Stroke (also known as a cerebrovascular accident (CVA) or brain attack) is a medical condition in which poor blood flow to the brain causes cell death. There are two main types of stroke: ischemic, due to lack of blood flow, and hemorrhagic, ...

. When appearing at the right side of a Chinese character, it usually transforms into 刂. In the ''

Kangxi Dictionary The ''Kangxi Dictionary'' ( (Compendium of standard characters from the Kangxi period), published in 1716, was the most authoritative dictionary of Chinese characters from the 18th century through the early 20th. The Kangxi Emperor of the Qing ...

'', there are 377 characters (out of 49,030) to be found under this radical. is also the 22nd indexing component in the '' Table of Indexing Chinese Character Components'' predominantly adopted by

Simplified Chinese Simplification, Simplify, or Simplified may refer to: Mathematics Simplification is the process of replacing a mathematical expression by an equivalent one, that is simpler (usually shorter), for example * Simplification of algebraic expressions ...

dictionaries published in

mainland China "Mainland China" is a geopolitical term defined as the territory governed by the People's Republic of China (including islands like Hainan or Chongming), excluding dependent territories of the PRC, and other territories within Greater Chin ...

. Two associated indexing components, and , are affiliated to the principal indexing component .

Evolution

File:刀-oracle.svg,

Oracle bone script Oracle bone script () is an ancient form of Chinese characters that were engraved on oracle bonesanimal bones or turtle plastrons used in pyromantic divination. Oracle bone script was used in the late 2nd millennium BC, and is the earliest kno ...

character File:刀-bronze-shang.svg,

Bronze script Chinese bronze inscriptions, also commonly referred to as bronze script or bronzeware script, are writing in a variety of Chinese scripts on ritual bronzes such as ''zhōng'' bells and '' dǐng'' tripodal cauldrons from the Shang dynasty (2nd m ...

character File:刀-bigseal.svg, Large seal script character File:刀-seal.svg,

Small seal script The small seal script (), or Qin script (, ''Qínzhuàn''), is an archaic form of Chinese calligraphy. It was standardized and promulgated as a national standard by the government of Qin Shi Huang, the founder of the Chinese Qin dynasty. Name ...

character

Derived characters

Literature

* *Leyi Li: “Tracing the Roots of Chinese Characters: 500 Cases”. Beijing 1993,

External links

Unihan Database - U+5200
{{Simplified Chinese radicals

018 018 may refer to *Air Canada Flight 018, an airline flight from Hong Kong to Vancouver, Canada, illegally boarded by a Chinese man wearing a disguise in 2010 *Area code 018, a telephone area code in Uppsala, Sweden *BMW 018, an experimental turboje ...

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