ester


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Related to ester: Malonic ester, ester hydrolysis

es·ter

 (ĕs′tər)
n.
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.

[German, short for Essigäther : Essig, vinegar (from Middle High German ezzich, from Old High German ezzīh, from Latin acētum; see ak- in Indo-European roots) + Äther, ether (from Latin aethēr; see ether).]

ester

(ˈɛstə)
n
(Chemistry) chem any of a class of compounds produced by reaction between acids and alcohols with the elimination of water. Esters with low molecular weights, such as ethyl acetate, are usually volatile fragrant liquids; fats are solid esters
[C19: from German, probably a contraction of Essigäther acetic ether, from Essig vinegar (ultimately from Latin acētum) + Äther ether]

es•ter

(ˈɛs tər)

n.
a chemical compound produced by the reaction between an acid and an alcohol with the elimination of a molecule of water, as ethyl acetate, C4H8O2, or methyl methacrylate, C5H8O2.
[1850–55; < German (1848), probably b. Essig vinegar and Ӓther ether]

es·ter

(ĕs′tər)
An organic compound formed when an acid and an alcohol combine and release water. Animal and vegetable fats and oils are esters.

ester

An organic compound formed from an alcohol and an organic acid.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ester - formed by reaction between an acid and an alcohol with elimination of water
citrate - a salt or ester of citric acid
lactate - a salt or ester of lactic acid
organic compound - any compound of carbon and another element or a radical
banana oil - a liquid ester derived from amyl alcohol; has the odor of bananas
cellulose ester - any ester of cellulose with an acid
cyclohexanol phthalate - the cyclohexanol ester of phthalic acid
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
glyceryl ester - an ester of glycerol
maleate - a salt or ester of maleic acid; used as a nontricyclic antidepressant drug for psychomotor activation
nucleotide, base - 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
urethane - an ester of carbamic acid
Translations
ester
esteri
ester
ester

ester

[ˈestəʳ] N (Chem) → éster m

ester

n (Chem) → Ester m

ester

[ˈɛstəʳ] nestere m

es·ter

n. éster, compuesto formado por la combinación de un ácido órganico con alcohol.
References in classic literature ?
The lady whom Bishopriggs had waited on at Craig Fernie might well be "Anne Silv ester.
Browse full research report with TOC on "Synthetic Ester Lubricants Market Analysis By Application (Compressor Oils, Hydraulic Oils, Metalworking Fluids, Diesel And Petrol Engine Oils) And Segment Forecasts To 2020" at: http://www.
In the last step the rearrangement of the tetrahedral intermediate gives rise to an ester and a diglyceride [9].
Tetrabromophthalate ester (DP-45) recommended for flexible PVC.
The physical properties of stanol or sterol fatty acid esters can be tailor-made by changing the fatty acid composition of the fatty acid ester or by using different ratios of plant stanols and sterols in the ester.
After screening different sugar ester chemistries, we identified the most active chemical forms--ones that killed test insects instantly," says Puterka.
Edmund, our hero here, fights only when he must, and he comes across as a noble soul; a sweet romance blossoms between him and Ester.
At all doses we see a much greater cholesterol-lowering ability from our compound than from the commercially available sterol ester," says Carr.
Mechanisms of phthalate ester toxicity in the female reproductive system.
Aunt Ester Tyler and Solly Two Kings figure to be roles that actors age 50 and over will be clamoring to play many years from now.
The weight fraction of Xmers for both the add blend and the ester ester interchange blend can then be calculated as
Phthalate ester, widely used as a plasticizer of vinyl chloride, was found to be included in pacifiers and teething rings in Japan.