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ultrasonics

(Encyclopedia)ultrasonics, study and application of the energy of sound waves vibrating at frequencies greater than 20,000 cycles per second, i.e., beyond the range of human hearing. The application of sound energy...

Henze, Hans Werner

(Encyclopedia)Henze, Hans Werner häns vĕrˈnər hĕnˈtsə [key], 1926–2012, German composer, b. Gütersloh. Henze was a pupil of Wolfgang Fortner and René Leibowitz. His early works were influenced by Stravin...

central bank

(Encyclopedia)central bank, financial institution designed to regulate and control the money supply of a nation, with the goal of fostering economic growth without inflation. Although central banking systems have v...

amino acid

(Encyclopedia)CE5 General formula of an amino acid CE5 Peptide bond between two molecules of the amino acid alanine amino acid əmēˈnō [key], any one of a class of simple organic compounds containin...

Vidal, Gore

(Encyclopedia)Vidal, Gore (Eugene Luther Gore Vidal, Jr.), 1925–2012, American writer, b. West Point, N.Y. He grew up in Washington, D.C., where a formative influence was his witty and scholarly grandfather, Sena...

Huxley, Aldous Leonard

(Encyclopedia)Huxley, Aldous Leonard, 1894–1963, English author; grandson of Thomas Henry Huxley, brother of Sir Julian Huxley, and half-brother of Sir Andrew Huxley. Educated at Eton and Oxford, he traveled wide...

glycoprotein

(Encyclopedia)glycoprotein glīˌkōprōˈtēn [key], organic compound composed of both a protein and a carbohydrate joined together in covalent chemical linkage. These structures occur in many life forms; they are...

alkane

(Encyclopedia)CE5 Alkanes alkane ălˈkān [key], any of a group of aliphatic hydrocarbons whose molecules contain only single bonds (see chemical bond). Alkanes have the general chemical formula CnH2n+2. An al...

Baldwin, Robert

(Encyclopedia)Baldwin, Robert, 1804–58, Canadian statesman, leader of the movement for representative government in Canada, b. York (now Toronto), Ont. His father, William Warren Baldwin (1775–1844), was a lead...

burlesque

(Encyclopedia)burlesque bûrlĕskˈ [key] [Ital.,=mockery], form of entertainment differing from comedy or ...