前臼齿 qiánjiùchǐ premolar Definitions Defs Origin Strokes Stroke Words Sentences Sents 前 qián locativenoun front (bound form) front; forward; ahead; facing direction. Use 前边 qiánbian or 前面 qiánmiàn for the standalone noun.臼齿 臼齒 jiùchǐ molar molar tooth; any of the flat teeth at the back of the mouth used for grinding food