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Sandwich, John Montagu, 4th earl of

(Encyclopedia)Sandwich, John Montagu, 4th earl of, 1718–92, British politician. He served variously as secretary of state (1763–65, 1770–71) and first lord of the admiralty (1748–51, 1763, 1771–82). He ea...

Ascension, island

(Encyclopedia)Ascension əsĕnˈchən [key], island, 34 sq mi (88 sq km), in the S Atlantic, NW of Saint Helena and belonging to the British St. Helena overseas territory. Georgetown i...

McKenna, Reginald

(Encyclopedia)McKenna, Reginald, 1863–1943, British politician and banker. Elected to Parliament as a Liberal in 1895, he entered the cabinet as president of the board of education in 1907. As first lord of the a...

Lee of Fareham, Arthur Hamilton Lee, 1st Viscount

(Encyclopedia)Lee of Fareham, Arthur Hamilton Lee, 1st Viscount fârˈəm [key], 1868–1947, British politician. He was (1900–1918) a Conservative member of the House of Commons. During World War I, Lee was mili...

aneurysm

(Encyclopedia)aneurysm ănˈyo͝orĭzəm [key], localized dilatation of a blood vessel, particularly an artery, or the heart. Dilatation of an artery, and therefore weakness of that portion of the arterial wall, ma...

Columbia, river, Canada and the United States

(Encyclopedia)Columbia, river, c.1,210 mi (1,950 km) long, rising in Columbia Lake, SE British Columbia, Canada. It flows first NW in the Rocky Mt. Trench, then hooks sharply about the Selkirk Mts. to flow S throug...

Freetown

(Encyclopedia)Freetown, city (1995 est. pop. 519,500), capital of Sierra Leone, W Sierra Leone, a port on the Atlantic Ocean. Located on the Sierra Leone peninsula, Freetown is the nation's administrative, communic...

embolus

(Encyclopedia)embolus ĕmˈbələs [key], foreign matter circulating in and obstructing a blood vessel. It may be a portion of a clot that has separated from the wall of a vessel (see thrombosis), a bubble of gas o...

angioplasty

(Encyclopedia)angioplasty ănˈjēōplăsˌtē [key], any surgical repair of a blood vessel, especially balloon angioplasty or percutaneous transluminal coronary angioplasty, a treatment of coronary artery disease....

jettison

(Encyclopedia)jettison jĕtˈəsən, –zən [key] [O.Fr.,=throwing], in maritime law, casting all or part of a ship's cargo overboard to lighten the vessel or to meet some danger, such as fire. Such cargo, when fo...