Standard Lemma guide

trigeminal

adj · noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /tɹaɪˈd͡ʒɛm.ɪn.l̩/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -ɛmɪnəl

1

adj

Meaning 1

Of or pertaining to the trigeminal nerve (the fifth cranial nerve).

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable, relational

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Ellipsis of trigeminal nerve.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis

Topics: anatomy, medicine, neuroanatomy, neurology, neuroscience, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: trigeminal nerve, trigeminus, nervus trigeminus, fifth cranial nerve

Antonyms: none provided

Broader terms: cranial nerve

History

Etymology

From Latin trigeminus (“threefold, triple, triform”) + -al, equivalent to tri- + geminal.

Across languages

Translations

2 source translations are retained for this English entry.

  • Chinese Mandarin: 三叉的 (sānchāde) — of or pertaining to the trigeminal nerve
  • Spanish: trigeminal — of or pertaining to the trigeminal nerve