polyenoic acid

[pŏl′ē-ē-nōĭk]

n.

Any of various fatty acids having more than one double bond in the carbon chain, as in linoleic acid.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.