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 evidence ...

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

strokes A stroke 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, due to bleeding. Both cause parts of the brain to stop funct ...

. 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 ''The Table of Indexing Chinese Character Components'' () is a lexicographic tool used to order the Chinese characters in mainland China. The specification is also known as GF 0011-2009. In China's normative documents, "radical" is defined as any ...

'' 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 China. ...

. 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 shell#Plastron, turtle plastrons used in pyromancy, pyromantic divination. Oracle bone script was used in the late 2nd millen ...

character File:刀-bronze-shang.svg, Bronze script character File:刀-bigseal.svg,

Large seal script The large seal script or great seal script () is a traditional reference to Chinese writing from before the Qin dynasty (i.e. before 221 BCE), and is now popularly understood to refer narrowly to the writing of the Western and early Eastern Zhou ...

character File:刀-seal.svg, Small seal script 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 018 022