Standard Lemma guide

lemniscus

noun · 4 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

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  • /lɛmˈnɪ.skəs/
  • rhymes with -ɪskəs

1

noun

Meaning 1

One of two oval bodies hanging from the interior walls of the body in the Acanthocephala.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences, zoology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A woollen fillet attached to the back of crowns, diadems, etc.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A ribbon of fibers, especially of cerebral white nerve fibers.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

a bundle of sensory nerve fibers going to the thalamus

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: fillet

Antonyms: none provided

Broader terms: sensory nerve, afferent nerve, afferent

History

Etymology

Borrowed from Latin lēmniscus (“pendent ribbon”), from Ancient Greek λημνῐ́σκος (lēmnĭ́skos), from Λῆμνος (Lêmnos, “a Greek island Lemnos”) + -ίσκος (-ískos, “noun-forming diminutive suffix”).