The Collaborative International Dictionary of English v.0.48:
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]WordNet (r) 3.0 (2006):
premolar n 1: a tooth having two cusps or points; located between the incisors and the molars [syn: premolar, bicuspid]