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Guelphs and Ghibellines

(Encyclopedia) Guelphs and GhibellinesGuelphs and Ghibellinesgwĕlfs, gĭbˈəlēnz, –lĭnz [key], opposing political factions in Germany and in Italy during the later Middle Ages. The names were used to…

John XXIII, Saint, pope

(Encyclopedia) John XXIII, Saint, 1881–1963, pope (1958–63), an Italian (b. Sotto il Monte, near Bergamo) named Angelo Giuseppe Roncalli; successor of Pius XII. He was of peasant stock. Educated at…

Verona, city, Italy

(Encyclopedia) VeronaVeronavərôˈnä [key], city (1991 pop. 255,824), capital of Verona prov., Venetia, NE Italy, on the Adige River. It is a transportation junction and a major industrial and…

Veronese, Paolo

(Encyclopedia) Veronese, PaoloVeronese, Paolopäˈōlō vārōnāˈzā [key], 1528–88, Italian painter of the Venetian school. Named Paolo Caliari, he was called Il Veronese from his birthplace, Verona.…

computer terminal

(Encyclopedia) computer terminal, a device that enables a computer to receive or deliver data. Computer terminals vary greatly depending on the format of the data they handle. For example, a simple…

collagen

(Encyclopedia) collagencollagenkŏlˈəjən [key], any of a group of proteins found in skin, ligaments, tendons, bone and cartilage, and other connective tissue. Cells called fibroblasts form the various…

hafnium

(Encyclopedia) hafniumhafniumhăfˈnēəm [key], metallic chemical element; symbol Hf; at. no. 72; at. wt. 178.49; m.p. about 2,227℃; b.p. 4,602℃; sp. gr. 13.31 at 20℃; valence +4. Hafnium is a lustrous…

histology

(Encyclopedia) histologyhistologyhĭstŏlˈəjē [key], study of the groups of specialized cells called tissues that are found in most multicellular plants and animals. Histologists study the organization…

Madonna

(Encyclopedia) Madonna (Madonna Louise Ciccone) Madonna mədŏnˈə, chĭkōˈnē [key], 1958…