eicosanoid

noun

ei·​cos·​a·​noid ī-ˈkō-sə-ˌnȯid How to pronounce eicosanoid (audio)
: any of a class of compounds (such as the prostaglandins) derived from polyunsaturated fatty acids (such as arachidonic acid) and involved in cellular activity

Examples of eicosanoid in a Sentence

Recent Examples on the Web Impact on Hormone Production and Genetic Function Omega-3 fatty acids serve as precursors for the production of hormone-like substances called eicosanoids. Amber Smith, Discover Magazine, 5 Oct. 2023 Polyunsaturated oils from corn, safflower and soybean contain lots of omega-6 fatty acids, which are precursors to inflammatory compounds known as eicosanoids. Dorothy Kieffer, sacbee.com, 29 May 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'eicosanoid.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

eicosa- containing 20 atoms (from Greek eikosa- twenty, from eikosi) + -noic, suffix used in names of fatty acids (from -ane + -oic) + -oid entry 1 — more at vigesimal

First Known Use

1980, in the meaning defined above

Time Traveler
The first known use of eicosanoid was in 1980

Dictionary Entries Near eicosanoid

Cite this Entry

“Eicosanoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/eicosanoid. Accessed 20 Jul. 2024.

Medical Definition

eicosanoid

noun
ei·​co·​sa·​noid ī-ˈkō-sə-ˌnȯid How to pronounce eicosanoid (audio)
: any of a class of compounds (as the prostaglandins, leukotrienes, and thromboxanes) derived from polyunsaturated fatty acids (as arachidonic acid) and involved in cellular activity

More from Merriam-Webster on eicosanoid

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