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Champagne, historic region and former province, France

(Encyclopedia)Champagne shäNpäˈnyə [key], historic region and former province, NE France, consisting mainly of Aube, Marne, Haute-Marne, and Ardennes depts., which formed the modern administrative region of Cha...

erosion

(Encyclopedia)erosion ĭrōˈzhən [key], general term for the processes by which the surface of the earth is constantly being worn away. The principal agents are gravity, running water, near-shore waves, ice (most...

Gallic Wars

(Encyclopedia)Gallic Wars gălˈĭk [key], campaigns in Gaul led by Julius Caesar in his two terms as proconsul of Cisalpine Gaul, Transalpine Gaul, and Illyricum (58 b.c.–51 b.c.). Caesar's first campaign was to...

Ionia

(Encyclopedia)Ionia īōˈnēə [key], ancient region of Asia Minor. It occupied a narrow coastal strip on the E Mediterranean (in present-day W Turkey) as well as the neighboring Aegean Islands, which now mainly b...

smart card

(Encyclopedia)smart card, small device that resembles a credit card but contains an embedded microprocessor to store and process information. Magnetic-stripe cards, which store a very small amount of information (m...

Cologne

(Encyclopedia)Cologne kəlōnˈ [key], Ger. Köln, city (2021 est. metro area pop. 1,129,000), North Rhine�...

Ferdinand I, Holy Roman emperor

(Encyclopedia)Ferdinand I, 1503–64, Holy Roman emperor (1558–64), king of Bohemia (1526–64) and of Hungary (1526–64), younger brother of Holy Roman Emperor Charles V. Brought up in Spain, he was expected to...

Trentino–Alto Adige

(Encyclopedia)Trentino–Alto Adige trāntēˈnō-älˈtō äˈdējā [key], region (1991 est. pop. 890,360), 5,256 sq mi (13,613 sq km), N Italy, bordering on Switzerland in the northwest and on Austria in the nor...

fire fighting

(Encyclopedia)fire fighting, the use of strategy, personnel, and apparatus to extinguish, to confine, or to escape from fire. Ancient Rome is known to have had a fire department consisting by the 1st cent. of app...

Saladin

(Encyclopedia)Saladin sălˈədĭn [key], Arabic Salah ad-Din, 1137?–1193, Muslim warrior and Ayyubid sultan of Egypt, the great opponent of the Crusaders, b. Mesopotamia, of Kurdish descent. He lived for 10 year...