Standard Lemma guide

extensor

noun · 2 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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  • rhymes with -ɛnsə(ɹ)

1

noun

Meaning 1

A muscle whose contraction extends or straightens a limb or body part.

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

2

noun

Meaning 2

a skeletal muscle whose contraction extends or stretches a body part

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: extensor muscle

Antonyms: flexor

Broader terms: skeletal muscle, striated muscle

Narrower terms: quadriceps, quadriceps femoris, musculus quadriceps femoris, quad

History

Etymology

No etymology was provided for this word.

Across languages

Translations

13 source translations are retained for this English entry.

  • Catalan: extensor — muscle
  • Chinese Mandarin: 伸肌 (shēnjī) — muscle
  • Finnish: ojentajalihas — muscle
  • French: extenseur — muscle
  • German: Strecker — muscle
  • German: Streckmuskel — muscle
  • German: Extensor — muscle
  • Indonesian: ekstensor — muscle
  • Russian: разгиба́тель (razgibátelʹ) — muscle
  • Russian: эксте́нзор (eksténzor) — muscle
  • Spanish: extensor — muscle
  • Swedish: extensor — muscle
  • Swedish: sträckmuskel — muscle