Columbia Encyclopedia

(Encyclopedia) redstart, common name for an Old World thrush of the genus Phoenicurus, family Turdidae. A small, slender-legged songbird, it is found in woodlands, parks, and heaths. The European redstart, P. phoeni...

(Encyclopedia) selenium səlēˈnēəm [key], nonmetallic chemical element; symbol Se; at. no. 34; at. wt. 78.96; m.p. 217℃; b.p. about 685℃; sp. gr. 4.81 at 20℃; valence −2, +4, or +6. Selenium is directly ...

(Encyclopedia) Migdol mĭgˈdŏl [key], in the Bible. 1 Place near which the Israelites crossed the Red Sea. 2 City, Egypt, where Jews lived. It is the modern Tall al Hayr, S of Pelusium. ...

(Encyclopedia) Nubian Desert, eastern region of the Sahara Desert, c.157,000 sq mi (407,000 sq km), NE Republic of Sudan, NE Africa, between the Nile and the Red Sea. The arid region, largely a sandstone plateau, ha...

(Encyclopedia) Pepin, Lake pĕpˈĭn, pĭpˈ– [key], a widening of the Mississippi River, 21 mi (34 km) long and c.3 mi (5 km) wide, SE Minn., between Wabasha and Red Wing; formed by a natural dam of silt dropped ...

(Encyclopedia) East Lansing, city (2020 pop. 47,741, Ingham co., S central Mich., a suburb of Lansing, on the Red Cedar River; inc. 1907. The city was first known as C...

(Encyclopedia) Fan Si Pan fäN sē päN [key], peak, 10,312 ft (3,143 m) high, on the divide between the Red and Black rivers, NW Vietnam, near the Chinese border. It is the highest point in Vietnam. ...

(Encyclopedia) arborvitae ärˌbərvīˈtē [key] [Lat.,=tree of life], aromatic evergreen tree of the genus Thuja of the family Cupressaceae (cypress family), with scalelike leaves borne on flattened branchlets of ...

(Encyclopedia) state flowers. Each state of the United States has designated, usually by legislative action, one flower as its floral emblem; the rose has been designated by Congress as the national flower of the Un...

(Encyclopedia) corundum kərŭnˈdəm [key], mineral, aluminum oxide, Al2O3. The clear varieties are used as gems and the opaque as abrasive materials. Corundum occurs in crystals of the hexagonal system and in mass...