Lexic.us

Definition of Ester

1. Noun. Formed by reaction between an acid and an alcohol with elimination of water.

Definition of Ester

1. n. 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.

Definition of Ester

1. Noun. (organic chemistry) A compound most often formed by the condensation of an alcohol and an acid, with elimination of water. It contains the functional group carbon-oxygen double bond joined via carbon to another oxygen atom. ¹

¹ Source: wiktionary.com

Definition of Ester

1. a type of chemical compound [n -S]

Medical Definition of Ester

1. A general term for any organic molecule produced by combining an acid with an alcohol. 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. (09 Oct 1997)

Lexicographical Neighbors of Ester

Literary usage of Ester

Below you will find example usage of this term as found in modern and/or classical literature:

1. Elements of the Comparative Anatomy of Vertebrates by Gustav Mann, Walther Löb, Henry William Frederic Lorenz, Robert Wiedersheim, William Newton Parker, Thomas Jeffery Parker, Harry Clary Jones, Sunao Tawara, Leverett White Brownell, Max Julius Louis Le Blanc, Willis Rodney Whitney, John Wesley Brown, Wi (1906)
"Analogously by uniting HCN with glycyl-glycin-ester there is formed a ... which during synthesis became replaced by the NH-radical of an amino-acid-ester. ..."

2. Journal of the American Chemical Society by American Chemical Society (1915)
"expect a considerable yield of the substituted malonic ester termed from III,1 and its comparative absence in the actual experiments needs explana- CH, ..."

3. Adventure Guide to the Alaska Highway by Ed Readicker-Henderson (2006)
"IN THIS CHAPTER ester Nenana 386 Denali Outskirts 388 Denali National Park . ... ester The first point of interest is only seven miles south of Fairbanks: ..."

4. Science by American Association for the Advancement of Science (1883)
"Three synthetic inhibitors of proteases (tosyl lysine chloromethyl ketone, tosyl phenylalanine chloromethyl ketone, and tosyl arginine methyl ester) inhibit ..."

5. The New International Encyclopædia edited by Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby (1903)
"Thus, ethyl acetic ester is broken up into ordinary acetic acid and ethyl alcohol according to the following equation: сн ..."

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