(definition) by Webster 1913 Wed Dec 22 1999 at 1:04:30

Mas"se*ter (?), n. [NL., fr. Gr. a chewer, a muscle of the lower jaw used in chewing, from to chew: cf. F. mass'eter.] Anat.

The large muscle which raises the under jaw, and assists in mastication.

 

© Webster 1913.

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