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cape buffalo

(Encyclopedia)cape buffalo, species of short-haired African ungulate, or hoofed mammal, Syncerus caffer. The cape, or African, buffalo may reach 7 ft (2.1 m) in length, weigh more than 1,500 lb (670 kg), and reach ...

sudden infant death syndrome

(Encyclopedia)sudden infant death syndrome (SIDS) or crib death, sudden, unexpected, and unexplained death of an apparently healthy infant under one year of age (usually between two weeks and eight months old). SID...

United Nations Relief and Works Agency for Palestine Refugees in the Near East

(Encyclopedia)United Nations Relief and Works Agency for Palestine Refugees in the Near East (UNRWA), agency of the United Nations, with headquarters in Amman, Jordan and Gaza City, Gaza Strip. Established in 1949,...

Wonder, Stevie

(Encyclopedia)Wonder, Stevie, 1950–, American singer, songwriter, and instrumentalist, b. Saginaw, Mich., as Steveland Hardaway Judkins (changed to Steveland Hardaway Morris, 1961). Blind from birth, he played th...

Bergh, Henry

(Encyclopedia)Bergh, Henry bûrg [key], 1811–88, American philanthropist, b. New York City. He founded (1866) the American Society for the Prevention of Cruelty to Animals. This organization, the first of its kin...

roe deer

(Encyclopedia)roe deer, small, short-horned deer, Capreolus capreolus, of Britain and Europe and as far east as China and Siberia. Its coat is golden red in summer, darkening to brown or even black in winter, with ...

prostaglandin

(Encyclopedia)prostaglandin prŏsˌtəglănˈdən [key], any of a group of about a dozen compounds synthesized from fatty acids in mammals as well as in lower animals. Prostaglandins are highly potent substances th...

interferon

(Encyclopedia)interferon ĭnˌtərfērˈŏn [key], any of a group of proteins produced by cells in the body in response to an attack by a virus. A cell infected by a virus releases minute amounts of interferons, wh...

kaleidoscope

(Encyclopedia)kaleidoscope kəlīˈdəskōp [key], optical instrument that uses mirrors to produce changing symmetrical patterns. Invented by the Scottish physicist Sir David Brewster in 1816, the device is usually...

Nazarbayev, Nursultan

(Encyclopedia)Nazarbayev, Nursultan no͝orso͝oltänˈ näzˌərbīˈəf [key], 1940–, Kazakh politician, president of Kazakhstan (1991–2019). Trained as a metallurgical engineer, he was employed at the Karagan...