砑 yà to grind Definitions Defs Origin Strokes Stroke Words Sentences Sents Stone 石 used as teeth 牙; 牙 also provides the pronunciation Components 石 石 Meaning component shí stone 牙 牙 SoundMeaning component yá tooth Historical Pronunciations Old ChineseZhengzhangŋraːs Sources Readings & variants Unicode Historical pronunciations Zhengzhang Shangfang