eicosanoid

E1I1C3O1S1A1N1O1I1D2
US/aɪˈkoʊ.səˌnɔɪd/

noun

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.

Similar
icosanoid
OriginAncient Greek εἶδος (eîdos) ← Proto-Hellenic *wéidos ← Proto-Indo-European *wéydos →
RareScrabble 13
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Meanings

nouneicosanoid (plural eicosanoids)

plural eicosanoids

  1. chemistryAny 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: icosanoid

Synonyms & antonyms

nounAny 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.

Similar
icosanoid

Origin

  1. Englisheicosanoic
  2. Proto-Indo-European*weyd-
  3. Proto-Indo-European*wéydos
  4. Proto-Hellenic*wéidos
  5. Ancient Greekεἶδος (eîdos)
  6. Englisheicosanoid

From eicosanoic + -oid (“-like”).

Full word history & related roots →

Translations

Finnish eikosanoidi
  • eikosanoidiTranslations
French eicosanoïde
  • eicosanoïdeTranslations
Italian eicosanoide
  • eicosanoideTranslations
Cite this entry
APA

eicosanoid. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/eicosanoid

MLA

“eicosanoid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/eicosanoid. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “eicosanoid,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/eicosanoid.

Source: eicosanoid on Wiktionary, CC BY-SA 4.0.