Character Contained In References Comments
Simplified Traditional Ancient forms Archaic forms
traditional formhandwritten form

Variants
Phonetic
Semantic
Apparent
硎 幵 石 ⿰石开
Mandarin
yan2, yan4, xing2
English
Definitions
research; study; grind fine; grind; rub
Mnemonic
To rub stones 石 evenly together 幵