Radical 18 or radical knife (刀部) meaning "knife" is one of 23 Kangxi radicals (214 radicals total) composed of 2 strokes.

← 17 Radical 18 (U+2F11) 19 →
(U+5200) "knife"
Pronunciations
Pinyin:dāo
Bopomofo:ㄉㄠ
Wade–Giles:tao1
Cantonese Yale:dou1
Jyutping:dou1
Pe̍h-ōe-jī:to
Japanese Kana:トウ tō (on'yomi)
かたな katana (kun'yomi)
Sino-Korean:도 do
Names
Chinese name(s):(刂) 立刀旁 lìdāopáng
Japanese name(s):刀 katana
(刂) 立刀/りっとう rittō
Hangul:칼 kal
Stroke order animation
Stroke order of the right component form 刂

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

In the Kangxi Dictionary, 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 dictionaries published in mainland China. Two associated indexing components, and , are affiliated to the principal indexing component .

Evolution

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Derived characters

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Strokes Characters
+0 component only
+1 SC/KO/TC/JP (=刃)
+2
+3 (=刊) SC (= -> )
+4 SC (=劉) SC (=則) SC (=剛) SC (=創)
+5 SC variant (=刪) TC/JP variant (= -> ) (= -> ) TC/JP variant SC variant (=別) SC (=剗) SC (=剄)
+6 (=創) (=剁) SC/JP (=剎) (= -> ) SC (=劊) SC (=㓨) SC (=劌) SC (=剴) SC (=劑)
+7 (=創) SC (=剮) SC (=劍)
+8 (=創) JP (=劍) JP (=劑) SC/JP (=剝) (= -> ) SC (=劇) GB TC variant
+9 Traditional variant JP (=剩) JP nonstandard (=劍)
+10
+11
+12
+13 (=劍)
+14 (=劍) (=劍)
+15
+17
+19
+21

Sinogram

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As an isolated character it is one of the kyōiku kanji or a kanji taught in second grade.[1]

References

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  1. ^ "The Kyoiku Kanji (教育漢字) - Kanshudo". www.kanshudo.com. Archived from the original on March 24, 2022. Retrieved 2023-05-06.

Literature

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  • Fazzioli, Edoardo (1987). Chinese calligraphy : from pictograph to ideogram : the history of 214 essential Chinese/Japanese characters. calligraphy by Rebecca Hon Ko. New York: Abbeville Press. ISBN 0-89659-774-1.
  • Leyi Li: “Tracing the Roots of Chinese Characters: 500 Cases”. Beijing 1993, ISBN 978-7-5619-0204-2
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  NODES
Note 1