trigeminus

T1R1I1G2E1M3I1N1U1S1
US/tɹaɪˈd͡ʒɛm.ən.əs/

A form of trigeminal nerve — Each of the fifth and largest pair of cranial nerves responsible for sensation and motor function in the face and mouth.

Similar
trigeminaltrigeminal nervenervus trigeminusfifth cranial nerve
OriginLatin trigeminus →
Scrabble 13
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Meanings

nountrigeminus (plural trigemini)

plural trigemini

  1. alternativeanatomyAlternative form of trigeminal nerve.

Synonyms & antonyms

nounthe main sensory nerve of the face and motor nerve for the muscles of mastication

Similar
trigeminaltrigeminal nervenervus trigeminusfifth cranial nerve
Broader
cranial nerve
Also see
fifth cranial nervetrigeminaltrigeminal nerve

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Latintrigeminus“threefold, triple, triform”
  2. Englishtrigeminus

PIE word *tréyes Borrowed from Latin trigeminus (“threefold, triple, triform”), clipping of nervus trigeminus (“triple nerve”).

More words from Latin

Full word history & related roots →

Rhymes & wordplay

Rhymes with trigeminus

geminoustergeminoustrigeminous
All rhymes →
Cite this entry
APA

trigeminus. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/trigeminus

MLA

“trigeminus.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/trigeminus. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “trigeminus,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/trigeminus.

Source: trigeminus on Wiktionary, CC BY-SA 4.0.