an organic compound, comparable to an inorganic salt: generally, HR (inorganic acid) + ROH (alcohol) = RR (ester) + HO (water) or RCOOH (organic acid) + ROH = RCOOR (ester) + HO
Origin of esterGer, contr. ; from essigäther ; from essig, vinegar (; from Classical Latin acetum: see aceto-) + äther (; from Classical Latin aether), ether
Any of a class of compounds derived from an oxyacid, usually resulting from the reaction of an oxyacid and an alcohol with the elimination of water.
Origin of esterGerman, short for Essig&adie;ther : Essig, vinegar (from Middle High German ezzich, from Old High German ezzīh, from Latin acētum; see ak- in Indo-European roots) + &Adie;ther, ether (from Latin aethēr; see ether).