noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of a family of naturally-occurring substances derived from 20-carbon polyunsaturated fatty acids; they include the prostaglandins, thromboxanes, leukotrienes and epoxyeicosatrienoic acids; they function as hormones.

Synonyms

All synonyms

icosanoidicosanoid

Etymology

From eicosanoic + -oid (“-like”).

Related phrases

epoxyeicosatrienoic acidpolyunsaturated fatty acid

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.