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rhinoceros

(Encyclopedia)rhinoceros, massive hoofed mammal of Africa, India, and SE Asia, characterized by a snout with one or two horns. The rhinoceros family, along with the horse and tapir families, forms the order of odd-...

particle accelerator

(Encyclopedia)CE5 Linear accelerator (LINAC) CE5 Cyclotron: As the charged particles move faster, they spiral out to the edge of the Ds. particle accelerator, apparatus used in nuclear physics to produce bea...

Obama, Barack

(Encyclopedia)Obama, Barack (Barack Hussein Obama 2d), bəräkˈ ho͞osānˈ ōbäˈmə [key], 1961–, 44th president of the United States (2009–17), b. Honolulu, grad. Columbia (B.A. 1983), Harvard Law School ...

Vermont

(Encyclopedia)CE5 Vermont vərmŏntˈ [key] [Fr.,=green mountain], New England state of the NE United States. It is bordered by New Hampshire, across the Connecticut River (E), Massachusetts (S), New York, with ...

alien

(Encyclopedia)alien, in law, any person residing in one political community while owing allegiance to another. A procedure known as naturalization permits aliens to become citizens. Each nation establishes conditio...

Commonwealth of Independent States

(Encyclopedia)Commonwealth of Independent States (CIS), community of independent nations established by a treaty signed at Minsk, Belarus, on Dec. 8, 1991, by the heads of state of Russia, Belarus, and Ukraine. Bet...

Italian Wars

(Encyclopedia)Italian Wars, 1494–1559, series of regional wars brought on by the efforts of the great European powers to control the small independent states of Italy. Renaissance Italy was split into numerous ri...

immigration

(Encyclopedia)immigration, entrance of a person (an alien) into a new country for the purpose of establishing permanent residence. Motives for immigration, like those for migration generally, are often economic, al...

imperialism

(Encyclopedia)imperialism, broadly, the extension of rule or influence by one government, nation, or society over another. Imperialism was reborn in the West with the emergence of the modern nation-state and the ...

Frederick I, Holy Roman emperor and German king

(Encyclopedia)Frederick I or Frederick Barbarossa bärbərôsˈə [key] [Ital.,=red beard], c.1125–90, Holy Roman emperor (1155–90) and German king (1152–90), son of Frederick of Hohenstaufen, duke of Swabia,...