Phrase guide

polyunsaturated fatty acid

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A fatty acid, such as arachidonic acid, that contains two or more carbon-to-carbon double bonds

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, 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 fatty acid whose carbon chain has more than one double or triple valence bond per molecule; found chiefly in fish and corn and soybean oil and safflower oil

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: unsaturated fatty acid

Narrower terms: omega-3 fatty acid, omega-3, omega-6 fatty acid, omega-6, linoleic acid, linolic acid

History

Etymology

No etymology was provided for this word.

Across languages

Translations

8 source translations are retained for this English entry.

  • Chinese Mandarin: 多不飽和脂肪酸 /多不饱和脂肪酸 (duōbùbǎohé zhīfángsuān) — fatty acid
  • Dutch: meervoudig onverzadigde vetzuren — fatty acid
  • Finnish: monityydyttymätön rasvahappo — fatty acid
  • French: acide gras polyinsaturé — fatty acid
  • Irish: aigéad sailleach polai-neamhsháithithe — fatty acid
  • Polish: wielonienasycony kwas tłuszczowy — fatty acid
  • Vietnamese: axit béo không no nhiều nối đôi — fatty acid
  • Vietnamese: đa axit béo không bão hòa nhiều nối đôi — fatty acid