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child abuse

(Encyclopedia)child abuse, physical, sexual, or emotional maltreatment or neglect of children by parents, guardians, or others responsible for a child's welfare. Physical abuse is characterized by physical injury, ...

outsider art

(Encyclopedia)outsider art, artwork created by typically unconventional and untrained artists from the margins of society and the art world. The term was coined in 1972 by British scholar and art critic Roger Cardi...

opium

(Encyclopedia)opium, substance derived by collecting and drying the milky juice in the unripe seed pods of the opium poppy, Papaver somniferum. Opium varies in color from yellow to dark brown and has a characterist...

Marx, Karl

(Encyclopedia)Marx, Karl, 1818–83, German social philosopher, the chief theorist of modern socialism and communism. In 1847 Marx joined the Communist League and with Engels wrote for it the famous Communist M...

fur trade

(Encyclopedia)fur trade, in American history. Trade in animal skins and pelts had gone on since antiquity, but reached its height in the wilderness of North America from the 17th to the early 19th cent. The demand ...

Bolívar, Simón

(Encyclopedia)Bolívar, Simón sēmōnˈ bōlēˈvär [key], 1783–1830, South American revolutionary who led independence wars in the present nations of Venezuela, Colombia, Panama, Ecuador, Peru, and Bolivia. ...

Canadian literature, French

(Encyclopedia)Canadian literature, French, the body of literature of the French-speaking population of Canada. Except for the narratives of French explorers (such as Samuel de Champlain and Pierre Esprit Radisson) ...

logic

(Encyclopedia)logic, the systematic study of valid inference. A distinction is drawn between logical validity and truth. Validity merely refers to formal properties of the process of inference. Thus, a conclusion w...

Emerson, Ralph Waldo

(Encyclopedia)Emerson, Ralph Waldo ĕmˈərsən [key], 1803–82, American poet and essayist, b. Boston. Through his essays, poems, and lectures, the “Sage of Concord” established himself as a leading spokesman...

torture

(Encyclopedia)torture, the intentional infliction of severe physical or mental pain or suffering in order to intimidate, coerce, obtain information or a confession, or punish. In international law, the term is usua...