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eicosanoid


ei·cos·a·noid

noun \ī-ˈkō-sə-ˌnid\

Definition of EICOSANOID

: any of a class of compounds (as the prostaglandins) derived from polyunsaturated fatty acids (as arachidonic acid) and involved in cellular activity

Origin of EICOSANOID

eicosa- containing 20 atoms (from Greek eikosa- twenty, from eikosi) + -noic, suffix used in names of fatty acids (from -ane + -oic) + 1-oid — more at vigesimal
First Known Use: 1980

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