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Castro, Raúl

(Encyclopedia)Castro, Raúl (Raúl Castro Ruz) käsˈtrō [key], 1931–, Cuban revolutionary and government official, younger brother of Fidel Castro. A loyal supporter of his brother and a Communist, Raúl Castr...

Pinzón, Martín Alonso

(Encyclopedia)Pinzón, Martín Alonso märtēnˈ älōnˈsō pēnthōnˈ [key] d.1493, Spanish navigator. The commander of the Pinta on Columbus's first voyage to the New World in 1492, he was already an experience...

Villepin, Dominique de

(Encyclopedia)Villepin, Dominique de (Dominique Marie François René Galouzeau de Villepin) dômēnēkˈ märēˈ fräNswäˈ rənāˈ gälo͞ozōˈ də vēlpănˈ [key], 1953–, French diplomat and government of...

seafloor spreading

(Encyclopedia)CE5 Schematic model of the oceanic crust, showing seafloor spreading seafloor spreading, theory of lithospheric evolution that holds that the ocean floors are spreading outward from vast underwate...

fingerprint

(Encyclopedia)fingerprint, an impression of the underside of the end of a finger or thumb, used for identification because the arrangement of ridges in any fingerprint is thought to be unique and permanent with eac...

Alexis, czar of Russia

(Encyclopedia)Alexis əlyĭksyāˈ mēkhīˈləvĭch [key], 1629–76, czar of Russia (1645–76), son and successor of Michael. His reign, marked by numerous popular outbreaks, was crucial for the later developmen...

Clodius

(Encyclopedia)Clodius (Publius Clodius Pulcher) klōˈdēəs [key], d. 52 b.c., Roman politician. He belonged to the Claudian gens (see Claudius), and his name is also written as Publius Claudius Pulcher. He was br...

Four-H

(Encyclopedia)Four-H or 4-H, organization for boys and girls, generally from 8 to 18 years of age; some states offer programs for younger children, and there are also collegiate programs. 4-H teaches young people l...

Houdini, Harry

(Encyclopedia)Houdini, Harry ho͞odēˈnē [key], 1874–1926, American magician and writer, b. Budapest, Hungary, as Erik Weisz, later modified to Ehrich Weiss; his stage name honors the French magician Houdin. By...

Godunov, Boris

(Encyclopedia)Godunov, Boris bərēsˈ gədo͞onôfˈ [key], c.1551–1605, czar of Russia (1598–1605). A favorite of Ivan IV (Ivan the Terrible), he helped organize Ivan's social and administrative system. After...