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macromolecule
(Encyclopedia)macromolecule, term that may refer either to a crystal such as a diamond, in which the atoms are identical and held by covalent bonds (see chemical bond) of equal strength, or to one of the units that...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...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 ...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...Stockdale, James Bond
(Encyclopedia)Stockdale, James Bond, 1923–2005, U.S. naval officer, b. Abingdon, Ill.; grad. U.S. Naval Academy, 1947. A fighter pilot and highly decorated career naval officer (1946–79), he was the highest ran...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....Berle, Adolf Augustus, Jr.
(Encyclopedia)Berle, Adolf Augustus, Jr. bûrˈlē [key], 1895–1971, American lawyer and public official, b. Boston. Admitted to the bar in 1916, he served in World War I and was a member of the American delegati...Stritch, Elaine
(Encyclopedia)Stritch, Elaine, 1925–2014, American actress and singer, b. Detroit. Forthright and witty, with a commanding stage presence and a raspy singing voice, she had a long career in show business, and num...Sturges, Preston
(Encyclopedia)Sturges, Preston stûrˈjĭs [key], 1898–1959, American film director, screenwriter, and producer, b. Chicago as Edmond Preston Biden. Educated in the United States and Europe, he turned to playwrit...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...Browse by Subject
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