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gas laws

(Encyclopedia)gas laws, physical laws describing the behavior of a gas under various conditions of pressure, volume, and temperature. Experimental results indicate that all real gases behave in approximately the sa...

National Labor Relations Board

(Encyclopedia)National Labor Relations Board (NLRB), independent agency of the U.S. government created under the National Labor Relations Act of 1935 (Wagner Act), and amended by the acts of 1947 (Taft-Hartley Labo...

Dulles, John Foster

(Encyclopedia)Dulles, John Foster dŭlˈəs [key], 1888–1959, U.S. secretary of state (1953–59), b. Washington, D.C.; brother of Allen Dulles, grandson of John Watson Foster, secretary of state under President ...

immigration

(Encyclopedia)immigration, entrance of a person (an alien) into a new country for the purpose of establishing permanent residence. Motives for immigration, like those for migration generally, are often economic, al...

trade

(Encyclopedia)trade, traffic in goods. Conducted by gift, barter, or sale, trade is one of the most widespread of all social institutions. The theory of commerce as imposed by the national state has varied from...

lynx

(Encyclopedia)lynx, name given to several related small, ferocious members of the cat family. All have small heads, tufted ears, and heavy bodies with long legs and short tails. All are primarily terrestrial, altho...

North Brabant

(Encyclopedia)North Brabant brəbăntˈ [key], Du. Noordbrabant, province (1994 pop. 2,259,800), c.1,920 sq mi (4,970 sq km), S Netherlands, bordering on Belgium in the south and on Germany in the east. The capital...

Obregón, Álvaro

(Encyclopedia)Obregón, Álvaro älˈvärō ōbrāgōnˈ [key], 1880–1928, Mexican general and president (1920–24). A planter in Sonora, he supported Francisco I. Madero in the revolution against Porfirio Díaz...

most-favored-nation clause

(Encyclopedia)most-favored-nation clause (MFN), provision in a commercial treaty binding the signatories to extend trading benefits equal to those accorded any third state. The clause ensures equal commercial oppor...

Mackenzie, William Lyon

(Encyclopedia)Mackenzie, William Lyon, 1795–1861, Canadian journalist and insurgent leader, b. Scotland; grandfather of William Lyon Mackenzie King. Emigrating to Upper Canada in 1820, he published (1824–34), f...