oleic acid

noun

ō-ˈlē-ik-  -ˈlā- 

: a monounsaturated fatty acid C₁₈H₃₄O₂ obtained from natural fats and oils

Examples of oleic acid in a Sentence

Recent Examples on the Web

In both cases, one of their most valuable nutrients is monounsaturated fat, particularly oleic acid. — Daryl Austin, USA Today, 11 July 2026

Plus, as mentioned earlier, oleic acid can combat inflammation. — Kirsten Nunez, Martha Stewart, 23 Apr. 2026

Extra-Virgin Olive Oil Olive oil is high in heart-healthy monounsaturated fats, particularly oleic acid, which has strong anti-inflammatory properties. — Jillian Kubala, Health, 12 Mar. 2026

Patatua fruit oil and tsubaki seed oil (also known as camellia seed oil) are both rich in oleic acid and antioxidants to enhance shine and strengthen weak hair, which reduces breakage. — Reece Andavolgyi, InStyle, 19 Jan. 2026

Word History

First Known Use

1819, in the meaning defined above

Rhymes for oleic acid

• antacid
• placid

Medical Definition

oleic acid

noun

: a monounsaturated fatty acid C₁₈H₃₄O₂ found in natural fats and oils