Columbia Encyclopedia

(Encyclopedia) Hedin, Sven Anders svĕn änˈdərs hĕdēnˈ [key], 1865–1952, Swedish explorer in central Asia. Following soon after Przhevalsky, Hedin explored Tibet, Xinjiang, and the Kunlun and Trans-Himalaya ...

(Encyclopedia) Roth, Joseph or Józef yōˈzĕf rōt [key], 1894–1939, Austrian novelist, essayist, journalist, and publisherb. Brody, Galicia. An outspoken critic of Hitler and militarism, he moved to Paris in 19...

(Encyclopedia) epinephrine ĕpˌənĕfˈrīn [key], hormone important to the body's metabolism, also known as adrenaline. Epinephrine, a catecholamine, together with norepinephrine, is secreted principally by the me...

(Encyclopedia) Hailsham of Saint Marylebone, Quintin McGarel Hogg, Baron məgârˈəl, hālˈshəm əv sənt mârˈĭbōnˌ [key], 1907–2001, British politician, b. London. A lawyer, he served (1938–50) as a Con...

(Encyclopedia) balloon, lighter-than-air craft without a propulsion system, lifted by inflation of one or more containers with a gas lighter than air or with heated air. During flight, altitude may be gained by disc...

(Encyclopedia) limpkin or courlan ko͝orˈlən [key], common terms for a long-legged, nonmigratory marsh bird, considered the connecting evolutionary link between the crane and the rail. They have a cranelike skelet...

(Encyclopedia) United States Air Force Academy, at Colorado Springs, Colo.; for training young men and women to be officers in the U.S. air force; authorized in 1954 by Congress. Temporary quarters were opened at th...

(Encyclopedia) airfoil, surface designed to develop a desired force by reaction with a fluid, especially air, that is flowing across the surface. For example, the fixed wing surfaces of an airplane produce lift, whi...

(Encyclopedia) Tuileries twēˈlərēz, Fr. twēlrēˈ [key], former palace in Paris. Planned by Catherine de' Medici and begun in 1564 by Philibert Delorme, it occupied part of the present Tuileries gardens. It was...