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annexation

(Encyclopedia)annexation, in international law, formal act by which a state asserts its sovereignty over a territory previously outside its jurisdiction. Many kinds of territory have been subject to annexation, chi...

Freeman, Orville Lothrop

(Encyclopedia)Freeman, Orville Lothrop, 1918–2003, American political figure, b. Minneapolis. In World War II he served in the U.S. marine corps, was severely wounded, and was discharged with the rank of major in...

Joseph, Father

(Encyclopedia)Joseph, Father (François Leclerc du Tremblay), 1577–1638, French Capuchin monk, a confidant and agent of Cardinal Richelieu, generally known as the Éminence Grise [gray eminence]. Combining the el...

Dartmouth College Case

(Encyclopedia)Dartmouth College Case, decided by the U.S. Supreme Court in 1819. The legislature of New Hampshire, in 1816, without the consent of the college trustees, amended the charter of 1769 to make Dartmouth...

commercial paper

(Encyclopedia)commercial paper, type of short-term negotiable instrument, usually an unsecured promissory note, that calls for the payment of money at a specified date. Because it is not backed by collateral, comme...

barbed wire

(Encyclopedia)barbed wire, wire composed of two zinc-coated steel strands twisted together and having barbs spaced regularly along them. The need for barbed wire arose in the 19th cent. as the American frontier mov...

tourniquet

(Encyclopedia)tourniquet to͝orˈnĭkĕt, –kā, tûrˈ– [key], compression device used to cut off the flow of blood to a part of the body, most often an arm or leg. It may be a special surgical instrument, a ru...

actinometer

(Encyclopedia)actinometer ăkˌtənŏmˈətər [key], instrument used to measure the heating power of radiation. Actinometers are used chiefly in meteorology to measure solar radiation as transmitted directly by th...

Rittenhouse, David

(Encyclopedia)Rittenhouse, David, 1732–96, American astronomer and instrument maker, b. near Germantown, Pa., self-educated. A clockmaker by trade, he developed great skill in the making of mathematical instrumen...

periscope

(Encyclopedia)periscope pĕrˈĭskōp [key] [Gr.,=view around], instrument to enable a person to see objects not in his direct line of vision or concealed by some intervening body. Its essential parts are a tube, p...