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premolar n. 小臼齿,前臼齿 小臼齿,前臼齿 premolar n 1: a tooth having two cusps or points; located between the incisors and the molars [synonym: {premolar}, {bicuspid}] Premolar \Pre*mo"lar\, a. (Anat.)
Situated in front of the molar teeth. --n. An anterior molar tooth which has replaced a deciduous molar. See {Tooth}. [1913 Webster]
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