I. poly·ester ˈ ̷ ̷ ̷ ̷+ˌ- noun
Etymology: International Scientific Vocabulary poly- + ester
1. : a complex ester formed by polymerization or condensation (as of a polyhydric alcohol with a polybasic acid) for use chiefly in making fibers, resins, and plastics or as a plasticizer ; especially : a linear polymer formed from a glycol and a dicarboxylic acid
2.
a. : polyester fiber
b. : polyester resin
II. poly·es·ter ¦pälēˌ adjective
Etymology: polyester , noun
1. : favoring clothes made from polyester fibers
the polyester set
2. : lacking or tending to repress variety, originality, or good taste
the polyester suburbs