Jawbones

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Maxilla \Max*il"la\, n.; pl. Maxill[ae] . [L., dim. of mala jaw, jawbone.] (Anat.) The bone of either the upper or the under jaw. The bone, or principal bone, of the upper jaw, the bone of the lower jaw being the mandible. [Now commonly used in this restricted ...

Wiktionary Word definitions in Wiktionary
n. (en-irregular plural of: maxilla )

WordNet Word definitions in WordNet
n. the upper jawbone in vertebrates; it is fused to the cranium [syn: upper jaw , upper jawbone ] [also: maxillae (pl)]