Dictionary

ester

noun es·ter \ˈes-tər\

Definition of ESTER

:  any of a class of often fragrant organic compounds that can be represented by the formula RCOOR′ and that are usually formed by the reaction between an acid and an alcohol with elimination of water

Origin of ESTER

German, from Essigäther ethyl acetate, from Essig vinegar + Äther ether
First Known Use: circa 1852
Medical Dictionary

ester

noun es·ter \ˈes-tər\

Medical Definition of ESTER

:  any of a class of often fragrant compounds that can be represented by the formula RCOOR′ and that are usually formed by the reaction between an acid and an alcohol usually with elimination of water
July 01, 2015
precarious Hear it
not certain, secure, or steady
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