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St. Leger, Barry

(Encyclopedia)St. Leger, Barry, 1737–89, British officer in the American Revolution. In the French and Indian Wars he served at Louisburg (1758) and with Gen. James Wolfe at Quebec. He was given (1777) command of...

cambium

(Encyclopedia)cambium kămˈbēəm [key], thin layer of generative tissue lying between the bark and the wood of a stem, most active in woody plants. The cambium produces new layers of phloem on the outside and of ...

catabolism

(Encyclopedia)catabolism kətăbˈəlĭzˌəm [key], subdivision of metabolism involving all degradative chemical reactions in the living cell. Large polymeric molecules such as polysaccharides, nucleic acids, and ...

CERN

(Encyclopedia)CERN or European Organization for Nuclear Research, nuclear and particle physics research center straddling the French-Swiss border W of Geneva, Switzerland. Established in 1952 as the provisional Eur...

Ptolemy XIII

(Encyclopedia)Ptolemy XIII, 61?–47 b.c., king of ancient Egypt (51–47 b.c.), of the Macedonian dynasty; son of Ptolemy XII. On the death of his father he was under the guardianship of Pompey. He was completely ...

Pisistratus

(Encyclopedia)Pisistratus pīsĭsˈtrətəs [key], 605?–527 b.c., Greek statesman, tyrant of Athens. His power was founded on the cohesion of the rural citizens, whom he consolidated with farseeing land laws. His...

Ríos Montt, José Efraín

(Encyclopedia)Ríos Montt, José Efraín hōsāˈ ĕfräēnˈ rēˈōs mōnt [key], 1926–2018, Guatemalan general and politician. A career army officer, he became head of the Guatamalan army in 1970. As a Christi...

Otunbayeva, Roza

(Encyclopedia)Otunbayeva, Roza, 1950–, Kyrgyz political leader and diplomat, b. Osh. After graduating (1972) from Moscow State Univ. she taught philosophy (1972–78) at Kyrgyz State National Univ. She entered po...

Osborne, John

(Encyclopedia)Osborne, John (John James Osborne), 1929–94, English dramatist. He began his theatrical career as an actor and playwright in provincial English repertory theaters. Osborne's plays usually focus on a...

cuckoo

(Encyclopedia)cuckoo, common name for members of the extensive avian family Cuculidae, including the ani and the roadrunner (Geococcyx californianus), widely distributed in temperate and tropical regions. Cuckoos a...