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surfing

(Encyclopedia)surfing, sport of gliding on a breaking wave. Surfers originally used long, cumbersome wooden boards but now ride lightweight synthetic boards that allow a greater degree of maneuverability. Boards ar...

Yenisei

(Encyclopedia)Yenisei yĕnĭsāˈ, Rus. yĕnyĭsyāˈ [key], chief river of Siberia, c.2,500 mi (4,020 km) long, central Siberian Russia. It is formed at Kyzyl, Tuva Republic, by the junction of the Bolshoi Yenisei...

Lowe, Thaddeus Sobieski Coulincourt

(Encyclopedia)Lowe, Thaddeus Sobieski Coulincourt thădˈēəs sōˌbē-ĕsˈkē kōˈlĭnkôrtˌ lō [key], 1832–1913, American aeronaut and inventor, b. Coos co., N.H. He flew (1861) a distance of 900 mi (1,448...

Weddell Sea

(Encyclopedia)Weddell Sea wĕdˈəl [key], arm of the Atlantic Ocean, W Antarctica, SE of South America, bordered by the Antarctic Peninsula and Coats Land. The vast Ronne and Filchner ice shelves are at the head o...

grapefruit

(Encyclopedia)grapefruit, pomelo pumˈməlō [key], citrus fruit (Citrus paradisi) of the family Rutaceae (orange family). The grapefruit is so named because it grows in grapelike bunches. The large globular fruit...

lake, body of water

(Encyclopedia)lake, inland body of standing water occupying a hollow in the earth's surface. The study of lakes and other freshwater basins is known as limnology. Lakes are of particular importance since they act a...

Peary, Robert Edwin

(Encyclopedia)Peary, Robert Edwin pērˈē [key], 1856–1920, American arctic explorer, b. Cresson, Pa. In 1881 he entered the U.S. navy as a civil engineer and for several years served in Nicaragua, where he was ...

geomorphology

(Encyclopedia)geomorphology, study of the origin and evolution of the earth's landforms, both on the continents and within the ocean basins. It is concerned with the internal geologic processes of the earth's crust...

Juneau

(Encyclopedia)Juneau jo͞oˈnō [key], city (1990 pop. 26,751), state capital, SE Alaska, in the Alaska Panhandle; settled by gold miners 1880, inc. 1900. A port on Gastineau Channel, Juneau is a trade center for t...

Cleaver, Eldridge

(Encyclopedia)Cleaver, Eldridge (Leroy Eldridge Cleaver), 1935–98, African-American social activist, b. Wabbaseka, Ark. Growing up in Los Angeles, he spent much of 1954–66 in prison for various crimes including...