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europium

(Encyclopedia)europium yo͝orōˈpēəm [key] [from Europe], metallic chemical element; symbol Eu; at. no. 63; at. wt. 151.964; m.p. about 820℃; b.p. about 1,600℃; sp. gr. 5.25 at 25℃; valence +2 or +3. Europ...

hydrazine

(Encyclopedia)hydrazine hīˈdrəzēnˌ [key], chemical compound, formula NH2NH2, m.p. 1.4℃, b.p. 113.5℃, specific gravity 1.011 at 15℃. It is very soluble in water and soluble in alcohol. At ordinary tempera...

Wallace, George Corley

(Encyclopedia)Wallace, George Corley, 1919–98, governor of Alabama (1963–67, 1971–79, 1983–87), b. Clio, Ala. Admitted to the bar in 1942, he was active in the Alabama Democratic party, serving in the state...

plastic surgery

(Encyclopedia)plastic surgery, surgical repair of congenital or acquired deformities and the restoration of contour to improve the appearance and function of tissue defects. Development of this specialized branch o...

sagebrush

(Encyclopedia)sagebrush, name for several species of Artemisia, deciduous shrubs of the family Asteraceae (aster family), particularly abundant in arid regions of W North America. The common sagebrush (A. tridentat...

William II, king of England

(Encyclopedia)William II or William Rufus ro͞oˈfus [key], d. 1100, king of England (1087–1100), son and successor of William I. He was called William Rufus or William the Red because of his ruddy complexion. Hi...

Capetians

(Encyclopedia)Capetians kəpēˈshənz [key], royal house of France that ruled continuously from 987 to 1328; it takes its name from Hugh Capet. Related branches of the family (see Valois; Bourbon) ruled France unt...

Harley, Robert, 1st earl of Oxford

(Encyclopedia)Harley, Robert, 1st earl of Oxford, 1661–1724, English statesman and bibliophile. His career illustrates the power of personal connections and intrigue in the politics of his day. When he entered (1...

Lytton, Edward Robert Bulwer-Lytton, earl of

(Encyclopedia)Lytton, Edward Robert Bulwer-Lytton, earl of, pseud. Owen Meredith: see Bulwer-Lytton. ...

Liverpool, Robert Banks Jenkinson, 2d earl of

(Encyclopedia)Liverpool, Robert Banks Jenkinson, 2d earl of, 1770–1828, English statesman. He was elected to Parliament as a Tory in 1790 and succeeded his father to the peerage in 1808. He served as foreign secr...