A fan-shaped muscle that runs from the side of the skull to the back of the lower jaw and is involved in closing the mouth and chewing.
- ‘There are thirty-two segments devoted to a particular muscle, such as the temporalis.’
- ‘The first masticatory jaw motions involve irregular contractions of both the masseter and temporalis muscles.’
- ‘The temporal ridges are enlarged and help support large temporalis muscles.’
- ‘The primary jaw muscles were the superficial elements of the temporalis.’
- ‘The mass was palpable along the right temporalis muscle.’
Late 17th century: from late Latin.