See Also: eicos-(dictionary)

eicos- (iou)



eicos- combining form. .
[formed as ICOS-.]
Orig. = ICOS-. Now spec. in Chemistry, forming names of compounds or radicals containing twenty atoms of an element, usu. carbon.
eicosapentae'noic eicosapente'noic adjective:
eicosapentaenoic acid,
eicosapentenoic acid, a polyunsaturated fatty acid, C19H29COOH, which is present in fish oils and is a metabolic precursor of prostaglandins in humans M20.
eicose'noic adjective:
eicosenoic acid, an unsaturated fatty acid, C19H37COOH, which is present in fish oils and the wax of some plant seeds M20.