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check

(Encyclopedia)check or cheque, bill of exchange (see draft) drawn upon a bank or trust company or broker connected with a clearinghouse (see clearing). Upon presentation of a check, the bank or other drawee pays ca...

Euclid, Greek mathematician

(Encyclopedia)Euclid yo͞oˈklĭd [key], fl. 300 b.c., Greek mathematician. Little is known of his life other than the fact that he taught at Alexandria, being associated with the school that grew up there in the l...

humidity

(Encyclopedia)humidity, moisture content of the atmosphere, a primary element of climate. Humidity measurements include absolute humidity, the mass of water vapor per unit volume of natural air; relative humidity (...

Guizot, François

(Encyclopedia)Guizot, François fräNswäˈ gēzōˈ [key], 1787–1874, French statesman and historian. The son of a Protestant family of Nîmes, he was educated at Geneva. He began a legal career in Paris in 1805...

angina pectoris

(Encyclopedia)angina pectoris ănjīˈnə pĕkˈtərĭs [key], condition characterized by chest pain that occurs when the muscles of the heart receive an insufficient supply of oxygen. This results when the arterie...

Calder, Alexander

(Encyclopedia)Calder, Alexander kôlˈdər [key], 1898–1976, American sculptor, b. Philadelphia; son of Alexander Stirling Calder and grandson of Alexander Mine Calder, prominent sculptors. Among the most innovat...

Cartier, Jacques

(Encyclopedia)Cartier, Jacques kärtyāˈ [key], 1491–1557, French navigator, first explorer of the Gulf of St. Lawrence and discoverer of the St. Lawrence River. He made three voyages to the region, the first t...

molding

(Encyclopedia)CE5 Moldings molding, in architecture, furniture, and decorative objects, a surface or group of surfaces of projecting or receding contours. A molding may serve as a defining element, terminating ...

Lateran Treaty

(Encyclopedia)Lateran Treaty, concordat between the Holy See and the kingdom of Italy signed in 1929 in the Lateran Palace, Rome, by Cardinal Gasparri for Pius XI and by Benito Mussolini for Victor Emmanuel III. On...

McNamara, Robert Strange

(Encyclopedia)McNamara, Robert Strange măkˈnəmârˌə [key], 1916–2009, U.S. secretary of defense (1961–68), b. San Francisco, grad Univ. of California, Berkeley (B.A., 1937), Harvard (M.B.A., 1939). He taug...