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pyramid, in geometry

(Encyclopedia) CE5 Pyramid pyramid, in geometry, solid figure bounded by a polygon (the base, or directrix) and the surface generated by a moving line (the generator) passing through a fixed…

Rauschenbusch, Walter

(Encyclopedia) Rauschenbusch, WalterRauschenbusch, Walterrouˈshənb&oobreve;sh [key], 1861–1918, American clergyman, b. Rochester, N.Y. In 1886 he was ordained and began work among German…

Nerva

(Encyclopedia) Nerva (Marcus Cocceius Nerva)Nervanûrˈvə [key], c.a.d. 30–a.d. 98, Roman emperor (a.d. 96–a.d. 98). He had an honorable career as a statesman at Rome, and his reputation was blameless…

roller skating

(Encyclopedia) roller skating, gliding on a hard, smooth, durable surface on skates with rollers or wheels, in recent years has become a popular adult sport. Skates mounted on wooden rollers date…

Récamier, Juliette

(Encyclopedia) Récamier, JulietteRécamier, Juliettezhülyĕtˈ rākämyāˈ [key], 1777–1849, celebrated French beauty and social figure, née Jeanne Françoise Julie Adelaïde Bernard. At 15 she married…

Conrad, Latin king of Jerusalem

(Encyclopedia) Conrad, d. 1192, Latin king of Jerusalem (1192), marquis of Montferrat, a leading figure in the Third Crusade (see Crusades). He saved Tyre from the Saracens and became (1187) its lord…

Coon, Carleton Stevens

(Encyclopedia) Coon, Carleton Stevens, 1904–81, American anthropologist, archaeologist, and educator, b. Wakefield, Mass., grad. Harvard 1925, Ph.D. 1928. From 1925 to 1939 he was engaged in…

Giedion, Sigfried

(Encyclopedia) Giedion, SigfriedGiedion, Sigfriedzēkhˈfrēd gēˈdēôn [key], 1883–1968, Swiss historian of architecture. Giedion was a student of Heinrich Wölfflin and close associate of Walter Gropius…

Helms, Jesse Alexander

(Encyclopedia) Helms, Jesse Alexander, 1921–2008, U.S. senator from North Carolina (1973–2003), b. Monroe, N.C. He served in the navy, chiefly as a recruiter, during World War II. A local radio…

Hephaestus

(Encyclopedia) HephaestusHephaestushĕfĕsˈtəs [key], in Greek religion and mythology, Olympian god. According to Homer he was the son of Hera and Zeus, but Hesiod states that he was conceived and…