trifacials

/traɪˈfeɪʃəlz/
noun
  1. A type of nerve (the trigeminal nerve) that controls sensation in the face and motor functions like chewing.
    • The dentist numbed the trifacials before working on the tooth.
    • Damage to the trifacials can cause facial numbness or pain.
    • The anatomy class studied the path of the trifacials through the skull.
Synonyms