Standard Lemma guide

elastin

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

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.

No pronunciation record was provided for this word.

1

noun

Meaning 1

A protein, similar to collagen, found in connective tissue, that has elastic properties.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a fibrous scleroprotein found in elastic tissues such as the walls of arteries

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: scleroprotein, albuminoid

History

Etymology

Etymology tree Proto-Indo-European *h1elh2- Proto-Indo-European *h1l̥h2-tósder. Ancient Greek ἐλᾰστός (elăstós) Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icus New Latin elasticusbor. French élastiquebor. English elastic Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ineclip. English -in English elastin From elastic + -in.

Across languages

Translations

9 source translations are retained for this English entry.

  • French: élastine — protein with elastic properties, similar to collagen
  • Greek: ελαστίνη (elastíni) — protein with elastic properties, similar to collagen
  • Hindi: प्रत्यास्थि (pratyāsthi) — protein with elastic properties, similar to collagen
  • Italian: elastina — protein with elastic properties, similar to collagen
  • Marathi: प्रत्यास्थि (pratyāsthi) — protein with elastic properties, similar to collagen
  • Nepali: प्रत्यास्थि (pratyāsthi) — protein with elastic properties, similar to collagen
  • Spanish: elastina — protein with elastic properties, similar to collagen
  • Swahili: elastini — protein with elastic properties, similar to collagen
  • Swedish: elastin — protein with elastic properties, similar to collagen