臼齿 jiùchǐ molar Origin Definitions Defs Strokes Stroke Words Sentences Sents 前臼齿 qiánjiùchǐ premolar premolar tooth; the teeth located between the canine and molar teeth小臼齿 xiǎojiùchǐ premolar Premolar tooth; the teeth located between the canines and the molars, of which there are four in each jaw.