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apartheid

(Encyclopedia)apartheid əpärtˈhīt [key] [Afrik.,=apartness], system of racial segregation peculiar to the Republic of South Africa, the legal basis of which was largely repealed in 1991–92. Despite public de...

Massachusetts

(Encyclopedia)CE5 Massachusetts măsəcho͞oˈsĭts [key], most populous of the New England states of the NE United States. It is bordered by New York (W), Vermont and New Hampshire (N), the Atlantic Ocean (E, S...

Ireland, Northern

(Encyclopedia)CE5 Ireland, Northern, division of the United Kingdom of Great Britain and Northern Ireland, 5,462 sq mi (14,147 sq km), NE Ireland. Made up of six o...

Washington, state, United States

(Encyclopedia)CE5 Washington, state in the Pacific Northwest of the United States. It is bordered by Idaho (E); Oregon, with the Columbia River marking much of the boundary (S); the Pacific Ocean (W); and the Ca...

atmosphere

(Encyclopedia)CE5 Atmosphere atmosphere [Gr.,=sphere of air], the mixture of gases surrounding a celestial body with sufficient gravity to maintain it. Although some details about the atmospheres of other plane...

laser

(Encyclopedia)CE5 Ordinary light sources produce incoherent light, while a laser produces a beam of coherent light. laser [acronym for light amplification by stimulated emission of radiation], device for the cr...

woman suffrage

(Encyclopedia)woman suffrage, the right of women to vote. Throughout the latter part of the 19th cent. the issue of women's voting rights was an important phase of feminism. On the European mainland, Finland (1...

plate tectonics

(Encyclopedia)CE5 Plate tectonics: Map of the world showing major plates and plate boundaries CE5 Plate tectonics: Schematic model of the oceanic crust, showing the three types of plate boundaries plate tect...

air forces

(Encyclopedia)air forces, those portions of a nation's military organization employing heavier-than-air aircraft for reconnaissance, support of ground troops, aerial combat, and bombing of enemy lines of communicat...

Colorado, state, United States

(Encyclopedia)CE5 Colorado kŏlərădˈə, –rădˈō, –räˈdō [key], state, W central United States, one of the Rocky Mt. states. It is bordered by Wyoming (N), Nebraska (N, E), Kansas (E), Oklahoma and Ne...