masseter Meaning, Definition & Usage

  1. noun a large muscle that raises the lower jaw and is used in chewing

WordNet

Mas"se*ter noun
Etymology
NL., fr. Gr. a chewer, a muscle of the lower jaw used in chewing, from to chew: cf. F. masséter.
Definitions
  1. (Anat.) The large muscle which raises the under jaw, and assists in mastication.

Webster 1913