ester - formed by reaction between an acid and an alcohol with elimination of waterbanana oil - a liquid ester derived from amyl alcohol; has the odor of bananas ethyl acetate - a fragrant colorless flammable volatile liquid ester made from ethanol and acetic acid; used in flavorings and perfumes and as a solvent for plastics maleate - a salt or ester of maleic acid; used as a nontricyclic antidepressant drug for psychomotor activation nucleotide - a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA) polyester - a complex ester used for making fibers or resins or plastics or as a plasticizer |