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Huntington, Collis Potter

(Encyclopedia)Huntington, Collis Potter, 1821–1900, American railroad builder, b. near Torrington, Conn. A storekeeper of Oneonta, N.Y., before he went West in the gold rush of 1849, he became a storekeeper in Ca...

vacuum cleaner

(Encyclopedia)vacuum cleaner, mechanical device using a draft of air to remove dust, loose dirt, or other particulate matter from dry surfaces. It is especially useful on highly textured surfaces, such as carpets a...

Honolulu

(Encyclopedia)Honolulu hŏnˌəlo͞oˈlo͞o, hōnō– [key], city (2020 pop. 350,964), capital of ...

Biskra

(Encyclopedia)Biskra bēskräˈ [key], city, NE Algeria, at the foot of the Aurès Mts. It is a commercial ...

Formulas for Various Areas (table)

(Encyclopedia)Formulas for Various Areas 1 The abbreviations used are: b = base (length of any side of a plane figure); a = altitude (perpendicular distance from the farthest point of the figure to t...

Finnish-Russian War

(Encyclopedia)Finnish-Russian War, 1939–40, war between Finland and the Soviet Union. After World War II broke out in Sept., 1939, the USSR, never on cordial terms with Finland, took advantage of its nonaggressio...

Anchorage

(Encyclopedia)Anchorage ăngˈkərĭj [key], city (2020 pop. 291,247), Anchorage census div., S central Alaska, a port at the head of Cook Inlet; inc. 1920. It is the largest city in th...

Marietta

(Encyclopedia)Marietta mârēĕtˈə [key]. 1 City (1990 pop. 44,129), seat of Cobb co., NW Ga.; inc. 1834. The principal manufactures of this suburb of Atlanta are related to aircraft production. At the foot of Ke...

Mers-el-Kebir

(Encyclopedia)Mers-el-Kebir mĕrs-ĕl-kəbĭrˈ [key], town, NW Algeria, on the Gulf of Oran. Originally a Roman port, it has a long history of maritime importance. During the 15th cent. it was a center of activity...

front

(Encyclopedia)CE5 Fronts: A. Advance of a cold front B. Advance of a warm front front, in meteorology, zone of transition between adjacent air masses. If a cold air mass is advancing to replace a warmer one, th...