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In

(Encyclopedia)In, symbol for the element indium. ...

acids and bases

(Encyclopedia)acids and bases, two related classes of chemicals; the members of each class have a number of common properties when dissolved in a solvent, usually water. Another theory that provides a very broad ...

William and Mary in Virginia, College of

(Encyclopedia)William and Mary in Virginia, College of, mainly at Williamsburg; state supported; coeducational; chartered 1693, opened 1694 by Episcopalians under James Blair. It became a university in 1779. The se...

Organization for Security and Cooperation in Europe

(Encyclopedia)Organization for Security and Cooperation in Europe (OSCE), international organization established as the Conference on Security and Cooperation in Europe (CSCE) in 1973, during the cold war, to promo...

Family Compact, in French and Spanish history

(Encyclopedia)Family Compact, several alliances between France and Spain in the form of agreements between the French and Spanish branches of the Bourbon family. The first of the three compacts, the Treaty of the E...

deduction

(Encyclopedia)deduction, in logic, form of inference such that the conclusion must be true if the premises are true. For example, if we know that all men have two legs and that John is a man, it is then logical to ...

Fort George G. Meade

(Encyclopedia)Fort George G. Meade, U.S. army post, 13,500 acres (5,460 hectares), central Md., between Baltimore and Washington, D.C.; est. 1917 as a World War I induction center. ...

Scoresby, William

(Encyclopedia)Scoresby, William skôrzˈbē [key], 1789–1857, English arctic explorer and scientist. He made yearly voyages (1803–22) to Greenland, at first on his father's whaler, later as captain on other shi...

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