pol•yPronunciation: (pol'ē), [key]
—n., pl. pol•ies,
polyester (def. 2): a blend of poly and cotton.
a fabric or garment made of polyester.
made of or containing polyester: a poly swimsuit.
a combining form with the meanings “much, many” and, in chemistry, “polymeric,” used in the formation of compound words: polyandrous; polyculture; polyethylene.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.