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masseter Line breaks: mas|seter
Pronunciation: /maˈsiːtə/
(also masseter muscle)

Definition of masseter in English:


A muscle which runs through the rear part of the cheek from the temporal bone to the lower jaw on each side and closes the jaw in chewing.
Example sentences
  • There are thirty-two segments devoted to a particular muscle, such as temporalis, masseter, sternocleidomastoid, biceps brachii and so on.
  • The jaw adductor muscles, masseter and temporalis, are small and architecturally simple.
  • Forceful jaw closure is a function of these muscles; the masseter that runs from the cheek bone to the angle of the jaw can easily be felt bulging and hardening when the teeth are clenched.


Late 16th century: from Greek masētēr, from masasthai 'to chew'.

Definition of masseter in:
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