linoleic acid

noun

lin·​o·​le·​ic acid ˌli-nə-ˈlē-ik-  -ˈlā- 

: a liquid unsaturated fatty acid C₁₈H₃₂O₂ found especially in semidrying oils (such as corn oil) and essential for the nutrition of some animals

Examples of linoleic acid in a Sentence

Recent Examples on the Web

Glycerin keeps skin comfortably hydrated, while ceramides, cholesterol, and linoleic acid support the barrier. —Christa Joanna Lee, Allure, 26 Mar. 2026

Online discussion centered on third-party lab results showing relatively high linoleic acid levels in egg yolks, which critics associated with corn- and soy-based feed. —Kansas City Star, 5 Mar. 2026

It’s also made with linoleic acid, a natural emollient that nourishes lashes and brows. —Jenny Berg, Vogue, 27 Feb. 2026

What sparked the uproar is the level of linoleic acid in the eggs. —Reia Li, AZCentral.com, 22 Jan. 2026

Word History

Etymology

Greek linon flax + International Scientific Vocabulary oleic (acid)

First Known Use

1857, in the meaning defined above

Rhymes for linoleic acid

• antacid
• placid

Medical Definition

linoleic acid

noun

lin·​ole·​ic acid ˌlin-ə-ˌlē-ik-  -ˌlā- 

: a liquid unsaturated fatty acid C₁₈H₃₂O₂ found especially in semidrying oils (as peanut oil) and essential for the nutrition of some animals

called also linolic acid