erucic acid
erucic acid noun: a long-chain unsaturated fatty acid, CH₃(CH₂)₇CH=CH(CH₂)₁₁COOH, found in rapeseed and mustard seed oils; strictly, the cis-isomer of the molecule (the trans-isomer is called brassidic acid).

Noun
erucic acid (uncountable)
- A long-chain unsaturated fatty acid, CH₃(CH₂)₇CH=CH(CH₂)₁₁COOH, found in rapeseed and mustard seed oils; strictly, the cis-isomer of the molecule (the trans-isomer is called brassidic acid).
Words formed from erucic acid
- erucate
- isoerucic acid
Questions about erucic acid
- What does erucic acid mean?
- Erucic acid means a long-chain unsaturated fatty acid, CH₃(CH₂)₇CH=CH(CH₂)₁₁COOH, found in rapeseed and mustard seed oils; strictly, the cis-isomer of the molecule (the trans-isomer is called brassidic acid).
- What part of speech is erucic acid?
- Erucic acid is a noun.
Words near erucic acid in the dictionary
Source and license
Adapted from Wiktionary: erucic acid (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Cite this entry: “erucic acid.” Word.ws, https://word.ws/erucic_acid. Based on Wiktionary, CC BY-SA 4.0.
