Columbia Encyclopedia

(Encyclopedia) Père David's deer pĕr dävēdzˈ [key], Asian deer, Elaphurus davidianus, known only in a semidomesticated state. Also known as milu and elaphure, it has a bulky, donkeylike body, reaching a shoulde...

(Encyclopedia) Black Hills, rugged mountains, c.6,000 sq mi (15,540 sq km), enclosed by the Belle Fourche and Cheyenne rivers, SW S.Dak. and NE Wyo., and rising c.2,500 ft (760 m) above the surrounding Great Plains;...

(Encyclopedia) Akasaki, Isamu, 1929–2021, Japanese physicist, b. Chiran, Japan, Kyoto Univ. (BA, 1942), Nagoya Univ. (Ph.D., 1964). Aftger graduating from college, Akasaki worked as an engineer before ...

(Encyclopedia) Cornell, Ezra, 1807–74, American financier and founder of Cornell Univ., b. Westchester Landing, N.Y. Cornell, who began life as a laborer, was of an ingenious mechanical bent and had a shrewd busin...

(Encyclopedia) kudu ko͞oˈdo͞o [key], either of two oshort-haired African antelopes of genus Tragelaphus. The greater kudu, T. strepsiceros, has a reddish brown coat with thin vertical white stripes on its sides. ...

(Encyclopedia) beluga bəlo͞oˈgə [key] or white whale, small, toothed northern whale, Delphinapterus leucas. The beluga may reach a length of 19 ft (5.8 m) and a weight of 4,400 lb (2,000 kg). It has a small, rou...

(Encyclopedia) halo, in meteorology, short-lived circles or arcs, and less commonly spikes and crosses, of colored or whitish light surrounding the moon or sun or in clouds as seen from above. A halo occurs when the...

(Encyclopedia) Mabinogion măbĭnōˈgēən [key], title given to a collection of medieval Welsh stories. Scholars differ as to the meaning of the word mabinogion: some think it to be the plural of the Welsh word ma...

(Encyclopedia) tin, metallic chemical element; symbol Sn [Lat. stannum]; at. no. 50; at. wt. 118.710; m.p. 231.9681℃; b.p. 2,270℃; sp. gr. 5.75 (gray), 7.3 (white); valence +2 or +4. Tin exhibits allotropy; abov...

(Encyclopedia) Miocene epoch mīˈəsēn [key], fourth epoch of the Tertiary period in the Cenozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table), lasting from around 24.6 to 5.1 mill...