Columbia Encyclopedia

Search results

500 results found

laissez-faire

(Encyclopedia)laissez-faire lĕsˌā fârˈ [key] [Fr.,=leave alone], in economics and politics, doctrine that an economic system functions best when there is no interference by government. It is based on the belie...

Reconstruction

(Encyclopedia)Reconstruction, 1865–77, in U.S. history, the period of readjustment following the Civil War. At the end of the Civil War, the defeated South was a ruined land. The physical destruction wrought by t...

puppet

(Encyclopedia)puppet, human or animal figure, generally of a small size and performing on a miniature stage, manipulated by an unseen operator who usually speaks the dialogue. A distinction is made between marionet...

naturalization

(Encyclopedia)naturalization, official act by which a person is made a national of a country other than his or her native one. In some countries naturalized persons do not necessarily become citizens but may merely...

home schooling

(Encyclopedia)home schooling, the practice of teaching children in the home as an alternative to attending public or private elementary or high school. In most cases, one or both of the children's parents serve as ...

hunting

(Encyclopedia)hunting, act of seeking, following, and killing wild animals for consumption or display. It differs from fishing in that it involves only land animals. Hunting was a necessary activity of early humans...

Lenz's law

(Encyclopedia)Lenz's law, physical law, discovered by the German scientist H. F. E. Lenz in 1834, that states that the electromotive force (emf) induced in a conductor moving perpendicular to a magnetic field tends...

Ludlow, Roger

(Encyclopedia)Ludlow, Roger, b. 1590, d. after 1664, one of the founders of Connecticut, b. England. Educated at Oxford and admitted to the Inner Temple to study law, he was elected (1630) an assistant of the Massa...

Sancroft, William

(Encyclopedia)Sancroft, William săngˈkrôft [key], 1617–93, English prelate, archbishop of Canterbury. His opposition to Calvinist doctrine caused him to remain abroad during the latter part of the Commonwealth...

second

(Encyclopedia)second, abbr. sec or s, fundamental unit of time in all systems of measurement. In practical terms, the second is 1/60 of a minute, 1/3,600 of an hour, or 1/86,400 of a day. Since the length of the da...