Columbia Encyclopedia

(Encyclopedia) Calatrava, Santiago, 1951–, Spanish architect, grad. Institute of Architecture, Valencia (1974), Federal Institute of Technology, Zürich (Ph.D., 1981). He opened an architectural and engineering pr...

(Encyclopedia) Cyclades sīˈklədēz [key], Gr. Kikládhes [Gr.,=circular], island group, c.1,000 sq mi (2,...

(Encyclopedia) Ankara ăngˈkərə, Turk. ängˈkärä [key], city (2021 pop. 4,587,558), capital of Turkey and Ankara prov., W central Turkey, at an elevation of c.3,000 ft (910 m). Tur...

(Encyclopedia) serpentine sûrˈpəntēn, –tīn [key], hydrous silicate of magnesium. It occurs in crystalline form only as a pseudomorph having the form of some other mineral and is generally found in the form of...

(Encyclopedia) fresco frĕsˈkō [key] [Ital.,=fresh], in its pure form the art of painting upon damp, fresh, lime plaster. In Renaissance Italy it was called buon fresco to distinguish it from fresco secco, which w...

(Encyclopedia) Évvoia yo͞obēˈə [key], island, 1,467 sq mi (3,800 sq km), SE Greece, separated from Boeo...

(Encyclopedia) Pei, I. M. (Ieoh Ming Pei) pā [key], 1917–2019, Chinese-American architect, b. Guangzhou, China. Pei immigrated to the United States in 1935 and studied at the Univ. of Pennsylvania, the Massachuse...

(Encyclopedia) Trondheim trônˈhām [key], city (1995 pop. 142,792), capital of Sør-Trøndelag co., central Norway, a port on the Trondheimsfjord (an arm of the Atlantic Ocean). It is also known by its original na...

(Encyclopedia) Milan mĭlănˈ, –änˈ [key], Ital. Milano, Lat. Mediolanum, city (1991 pop. 1,369,231), capital of Lombardy and of Milan prov., N Italy, at the heart of the Po basin. Because of its strategic posi...

(Encyclopedia) calcium kălˈsēəm [key] [Lat.,=lime], metallic chemical element; symbol Ca; at. no. 20; at. wt. 40.078; m.p. about 839℃; b.p. 1,484℃; sp. gr. 1.55 at 20℃; valence +2. Calcium is a malleable, ...