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peptide

(Encyclopedia)peptide, organic compound composed of amino acids linked together chemically by peptide bonds. The peptide bond always involves a single covalent link between the α-carboxyl (oxygen-bearing carbon) o...

whiskey

(Encyclopedia)whiskey [from the Gaelic for “water of life”], spirituous liquor distilled from a fermented mash of grains, usually rye, barley, oats, wheat, or corn. Inferior whiskeys are made from potatoes, bee...

carbonyl group

(Encyclopedia)carbonyl group kärˈbənĭl [key], in chemistry, functional group that consists of an oxygen atom joined by a double bond to a carbon atom. The carbon atom is joined to the remainder of the molecule ...

Karfiol, Bernard

(Encyclopedia)Karfiol, Bernard kärˈfēŏl [key], 1886–1952, American painter, b. Budapest of American parents; educated in Brooklyn, N.Y. He studied at the National Academy of Design in New York City and at Jul...

formula, in chemistry

(Encyclopedia)formula, in chemistry, an expression showing the chemical composition of a compound. Formulas of compounds are used in writing the equations (see chemical equations) that represent chemical reactions....

Lewis, Gilbert Newton

(Encyclopedia)Lewis, Gilbert Newton, 1875–1946, American chemist, b. Weymouth, Mass., grad. Harvard (B.A., 1896; Ph.D., 1899). He taught at Harvard and at the Massachusetts Institute of Technology (1907–12) and...

mutual fund

(Encyclopedia)mutual fund, in finance, investment company or trust that has a very fluid capital stock. It is unique in that at any time it can sell or redeem any of its outstanding shares at net asset value (i.e.,...

Beaux, Cecilia

(Encyclopedia)Beaux, Cecilia bō [key], 1855–1942, American figure and portrait painter, b. Philadelphia. She studied in Philadelphia under William Sartain (see under Sartain, John) and Thomas Eakins, in Paris in...

Tomonaga, Sinichiro

(Encyclopedia)Tomonaga, Sinichiro or Sin-Itiro, 1906–79, Japanese physicist, Ph.D. Kyoto Imperial Univ., 1939. He was a professor at Bunrika Univ. (now Tokyo Univ. of Education) from 1941 to 1956, then served pre...

Dinaric Alps

(Encyclopedia)Dinaric Alps dīnârˈĭk [key], Ital. Alpi Dinariche, Serbo-Croatian Dinara Planina, mountain system, extending c.400 mi (640 km) along the east coast of the Adriatic Sea from the Isonzo River, NE It...