Category:Mandible

Man"di*ble, n. Etym: [L. mandibula, mandibulum, fr. mandere to chew. Cf. Manger.]

1. (Anat.)

Defn: The bone, or principal bone, of the lower jaw; the inferior maxilla; -- also applied to either the upper or the lower jaw in the beak of birds.

2. (Zoöl.)

Defn: The anterior pair of mouth organs of insects, crustaceaus, and related animals, whether adapted for biting or not. See Illust. of Diptera.