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desert

(Encyclopedia)desert, arid region, usually partly covered by sand, having scanty vegetation or sometimes almost none, and capable of supporting only a limited and specially adapted animal population. The so-called ...

Polk, James Knox

(Encyclopedia)Polk, James Knox pōk [key], 1795–1849, 11th President of the United States (1845–49), b. Mecklenburg co., N.C. To the surprise of many, the new President proved to be his own man; he even ignor...

orchid

(Encyclopedia)CE5 Rose pogonia, Pogonia ophioglossoides, a member of the orchid family orchid, popular name for members of the Orchidaceae, a family of perennial herbs widely distributed in both hemispheres. Th...

French and Indian Wars

(Encyclopedia)French and Indian Wars, 1689–1763, the name given by American historians to the North American colonial wars between Great Britain and France in the late 17th and the 18th cent. They were really cam...

African languages

(Encyclopedia)African languages, geographic rather than linguistic classification of languages spoken on the African continent. Historically the term refers to the languages of sub-Saharan Africa, which do not belo...

Neanderthal man

(Encyclopedia)Neanderthal man –tôlˌ [key], a species of Homo, the genus to which contemporary humans belong, known as H. neandertalensis after Neanderthal (now Neandertal), Germany, the valley where the first s...

Northwest Passage

(Encyclopedia)Northwest Passage, water routes through the Arctic Archipelago, N Canada, and along the northern coast of Alaska between the Pacific and Atlantic oceans. Even though the explorers of the 16th cent. de...

Lewis and Clark expedition

(Encyclopedia)Lewis and Clark expedition, 1803–6, U.S. expedition that explored the territory of the Louisiana Purchase and the country beyond as far as the Pacific Ocean. The men were gathered and in the winte...

Locke, John

(Encyclopedia)Locke, John lŏk [key], 1632–1704, English philosopher, founder of British empiricism. Locke summed up the Enlightenment in his belief in the middle class and its right to freedom of conscience and ...

chivalry

(Encyclopedia)chivalry shĭvˈəlrē [key], system of ethical ideals that arose from feudalism and had its highest development in the 12th and 13th cent. Chivalric ethics originated chiefly in France and Spain and ...