The front bone of the upper jaw of a fish
• (n.) A premaxilla. • (a.) Situated in front of the maxillary bones; pertaining to the premaxillae; intermaxillary.
(pre-mak´sĭ-lar´e) situated in front of the maxilla proper. incisive bone.
Pre·max'il·la·ry adjective (Anat.) Situated in front of the maxillary bones; pertaining to the premaxillæ; intermaxillary. -- noun A premaxilla. 
Type: Term Pronunciation: pre-mak′si-lār′ē Definitions: 1. Anterior to the maxilla. 2. Denoting the premaxilla.
Of or referring to the premaxilla, a bone (paired), in the mammalian skull bearing the incisor teeth of the upper jaw; the premaxilla is situated in front of the maxilla.