Standard Lemma guide

retinol

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.

  • /ˈrɛ.tən̩ɑl/
  • CMU ARPABET: R EH1 T IH0 N AO2 L Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A fat-soluble carotenoid vitamin (vitamin A), present in fish oils and green vegetables, essential to normal vision and to bone development.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

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

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: vitamin A1

Antonyms: none provided

Broader terms: vitamin A, antiophthalmic factor, axerophthol, A

History

Etymology

From retina + -ol.

Across languages

Translations

16 source translations are retained for this English entry.

  • Arabic: رتينول — the vitamin
  • Chinese Mandarin: 視黃醇 /视黄醇 (shìhuángchún) — the vitamin
  • Czech: retinol — the vitamin
  • Esperanto: retinolo — the vitamin
  • Finnish: retinoli — the vitamin
  • French: rétinol — the vitamin
  • German: Retinol — the vitamin
  • Greek: ρετινόλη (retinóli) — the vitamin
  • Italian: retinolo — the vitamin
  • Japanese: レチノール (rechinōru) — the vitamin
  • Korean: 레티놀 (retinol) — the vitamin
  • Portuguese: retinol — the vitamin
  • Romanian: retinol — the vitamin
  • Spanish: retinol — the vitamin
  • Swedish: retinol — the vitamin
  • Turkish: retinol — the vitamin