Word Study
masseter
WORDNET DICTIONARY
Noun masseter has 1 sense
CIDE DICTIONARY
masseter, n. [NL., fr. Gr. a chewer, a muscle of the lower jaw used in chewing, from to chew: cf. F. masséter.].
The large muscle which raises the under jaw, and assists in mastication. [1913 Webster]
OXFORD DICTIONARY
masseter, n. either of two chewing-muscles which run from the temporal bone to the lower jaw.
Etymology
Gk maseter f. masaomai chew
For further exploring for "masseter" in Webster Dictionary Online