|any of a class of chemical compounds having the general formula ROH, where R represents an alkyl group and ?OH a hydroxyl group|
|having an unsymmetrical arrangement of atoms in a molecule, or noting a carbon atom bonded to four different atoms or groups|
|polyester (pŏl'ē-ěs'tər) Pronunciation Key
Any of various mostly synthetic polymers that are light, strong resins resistant to weather and corrosion. Polyesters are long chains of esters and are used to make fibers and plastics. They are thermosetting. Some polyesters, such as suberin, occur naturally.