trigeminus
Noun: - The trigeminal nerve: A cranial nerve (the fifth cranial nerve) that is the primary sensory nerve for the face and a motor nerve for the muscles involved in chewing (mastication). It has three major branches: the ophthalmic, maxillary, and mandibular nerves.
The word "trigeminus" is a technical, anatomical term used primarily in medical and biological contexts. It refers specifically to the nerve itself. - The surgeon carefully avoided damaging the trigeminus during the procedure. - Pain associated with the trigeminus can be severe, as in trigeminal neuralgia.
- Trigeminal: This is the far more common adjectival form.
- Trigeminal neuralgia is a chronic pain condition affecting the trigeminal nerve.
- The term originates from Latin, where "trigeminus" means "triplet" or "threefold," referring to the nerve's three main divisions.
- Trigeminal (adj): Pertaining to the trigeminus or trigeminal nerve.
- The trigeminal ganglion is a key structure.
- Trigeminal nerve (n): The full, more common name for the trigeminus.
- Cranial nerve V (n): The numerical designation for this nerve.
- Fifth cranial nerve
- Trigeminal nerve
"Trigeminus" is a singular noun. In modern medical English, "trigeminal nerve" is the standard term. "Trigeminus" is often seen in historical texts or in specific taxonomic names (e.g., Nervus trigeminus). It does not have non-anatomical meanings, idioms, or phrasal verbs.
- the main sensory nerve of the face and motor nerve for the muscles of mastication