[ 'mandɪb(ə)l ]
■ noun Anatomy & Zoology
1》 the jaw or a jawbone, especially the lower jawbone in mammals and fishes.
2》 either of the upper and lower parts of a bird's beak.
3》 either half of the crushing organ in an arthropod's mouthparts.
Derivatives
mandibular adjective
mandibulate adjective
Origin
ME: from OFr., or from late L. mandibula , from mandere 'to chew'.