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Pitcairn Island

(Encyclopedia)Pitcairn Island, volcanic island (2005 est. pop. 45), 2.5 sq mi (6.5 sq km), South Pacific, SE of Tuamotu Archipelago. Adamstown is the capital and only settlement. The first British Pacific Islands p...

Northumberland

(Encyclopedia)Northumberland nôrthŭmˈbərlənd [key], county (1991 pop. 300,600), 2,019 sq mi (5,229 sq km), NE England; administratively, Northumberland is a unitary authority (since 2009). Northernmost of the ...

Mont-Saint-Michel

(Encyclopedia)Mont-Saint-Michel môN-săN-mēshĕlˈ [key], rocky isle (1993 est. pop. 72) in the Gulf of Saint-Malo, an arm of the English Channel, Manche dept., NW France, 1 mi (1.6 km) off the coast, near Avranc...

latent heat

(Encyclopedia)latent heat, heat change associated with a change of state or phase (see states of matter). Latent heat, also called heat of transformation, is the heat given up or absorbed by a unit mass of a substa...

kray

(Encyclopedia)kray krī [key] [Rus.,=edge], administrative and territorial unit of Russia. There are nine krays, or territories, within Russia. They are: Altai Territory, Kamchatka Territory, Khabarovsk Territory, ...

city-state

(Encyclopedia)city-state, in ancient Greece, Italy, and Medieval Europe, an independent political unit consisting of a city and surrounding countryside. The first city-states were in Sumer, but they reached their p...

Eskimo-Aleut

(Encyclopedia)Eskimo-Aleut, family of Native American languages consisting of Aleut (spoken on the Aleutian Islands and the Kodiak Peninsula) and Eskimo or Inuktitut (spoken in Alaska, Canada, Greenland, and Siberi...

vendetta

(Encyclopedia)vendetta vĕndĕtˈə [key] [Ital.,=vengeance], feud between members of two kinship groups to avenge a wrong done to a relative. Although the term originated in Corsica, the custom has also been pract...

radical, in chemistry

(Encyclopedia)radical, in chemistry, group of atoms that are joined together in some particular spatial structure and that take part in most chemical reactions as a single unit. Important inorganic radicals include...

ejido

(Encyclopedia)ejido āhēˈᵺō [key] [Span.,=common land], in Mexico, agricultural land expropriated from large private holdings and redistributed to communal farms. Communal ownership of land had been widely pra...