Radical 180
Chinese character radical
Radical 180 or radical sound (音部) meaning "sound" is one of the 11 Kangxi radicals (214 radicals in total) composed of 9 strokes.
In the Kangxi Dictionary, there are 43 characters (out of 49,030) to be found under this radical.
音 is also the 186th indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China.
Evolution
The character 音 is based on 言 with a stroke in mouth (口)
Derived characters
Sinogram
The radical is also used as an independent Chinese character. It is one of the kyōiku kanji or kanji taught in elementary school in Japan. It is a first grade kanji.
References
Literature
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.
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