Standard Lemma guide

fibril

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

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  • General-American: /ˈfaɪbɹ(ə)l/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A fine fibre or filament.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any fine, filamentous structure in animals or plants.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

a very slender natural or synthetic fiber

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: filament, strand

Antonyms: none provided

Broader terms: fiber, fibre

Narrower terms: barb, cobweb, gossamer, chromatid, myofibril, myofibrilla, sarcostyle, rhizoid, hypha, paraphysis

History

Etymology

Borrowed from Latin fibrilla, diminutive of Latin fibra. Doublet of fibrilla. Compare fibre.

Across languages

Translations

10 source translations are retained for this English entry.

  • Catalan: fibril·la — fine fibre or filament
  • Dutch: fibril — fine fibre or filament
  • French: fibrille — fine fibre or filament
  • Norwegian: fibrill — fine fibre or filament
  • Catalan: fibril·la — fine, filamentous structure in animals or plants
  • French: fibrille — fine, filamentous structure in animals or plants
  • German: Fäserchen — fine, filamentous structure in animals or plants
  • Greek: ινίδιο (inídio) — fine, filamentous structure in animals or plants
  • Norwegian: fibrill — fine, filamentous structure in animals or plants
  • Spanish: fibrilla — fine, filamentous structure in animals or plants