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Meaning of ESTER

Pronunciation:  'estur

WordNet Dictionary
[n]  formed by reaction between an acid and an alcohol with elimination of water

ESTER is a 5 letter word that starts with E.


 See Also: banana oil, cellulose ester, cyclohexanol phthalate, ethyl acetate, glyceryl ester, maleate, nucleotide, organic compound, polyester, urethane



Webster's 1913 Dictionary
\Es"ter\, n. [A word invented by L. Gmelin, a German
chemist.] (Chem.)
An ethereal salt, or compound ether, consisting of an organic
radical united with the residue of any oxygen acid, organic
or inorganic; thus the natural fats are esters of glycerin
and the fatty acids, oleic, etc.

Biology Dictionary
  1. A general term for any organic molecule produced by combining an acid with an alcohol.
  2. A derivative of carboxylic acid (acid with a carboxyl group -COOH) which has the general formula RCOOR, where the R's stand for the same or different aliphatic groups (alkyl groups), aromatic groups (aryl groups), or hydrogen ions.
Thesaurus Terms
 Related Terms: animal oil, cerate, drying oil, essential oil, fat, fatty oil, fixed oil, glycerin, glycerin jelly, glycerogel, glycerogelatin, glycerol, glycerole, grease, hydrogenated fat, lipid, margarin, mineral oil, oil, olein, oleum, palmitin, polyunsaturated fat, sebum, stearin, tallow, triolein, tripalmitin, tristearin, unsaturated fat, vegetable oil, volatile oil