Jaws

Definition

The mouthparts of an insect or arachnid, typically used for biting, cutting, or holding food.

Etymology

From Middle English 'jowe', derived from Old French 'joel', and further from Late Latin 'genua', meaning 'cheek' or 'jaw'.

Example

The powerful jaws of the stag beetle are used for both fighting and feeding.

Synonyms

• Mandibles

Related Terms

• Mouthparts
• Chelicerae
• Mandibles

Usage Notes

Insects and arachnids have specialized jaws such as mandibles in insects and chelicerae in arachnids.