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alkane

(Encyclopedia)CE5 Alkanes alkane ălˈkān [key], any of a group of aliphatic hydrocarbons whose molecules contain only single bonds (see chemical bond). Alkanes have the general chemical formula CnH2n+2. An al...

Baldwin, Robert

(Encyclopedia)Baldwin, Robert, 1804–58, Canadian statesman, leader of the movement for representative government in Canada, b. York (now Toronto), Ont. His father, William Warren Baldwin (1775–1844), was a lead...

burlesque

(Encyclopedia)burlesque bûrlĕskˈ [key] [Ital.,=mockery], form of entertainment differing from comedy or ...

international monetary system

(Encyclopedia)international monetary system, rules and procedures by which different national currencies are exchanged for each other in world trade. Such a system is necessary to define a common standard of value ...

stock exchange

(Encyclopedia)stock exchange, organized market for the trading of stocks and bonds (see bond; stock). Such markets were originally open to all, but at present only members of the owning association may buy and sell...

Revere, Paul

(Encyclopedia)Revere, Paul, 1735–1818, American silversmith and political leader in the American Revolution, b. Boston. In his father's smithy he learned to work gold and silver, and he became a leading silversmi...

screen

(Encyclopedia)screen, in architecture, partition or enclosure not extending to the ceiling; usually a structure in stone, wood, or metal. It frequently serves to mark the boundaries of portions of churches and cath...

Steele, Sir Richard

(Encyclopedia)Steele, Sir Richard, 1672–1729, English essayist and playwright, b. Dublin. After studying at Charterhouse and Oxford, he entered the army in 1694 and rose to the rank of captain by 1700. His first ...

Mbeki, Thabo Mvuyelwa

(Encyclopedia)Mbeki, Thabo Mvuyelwa täˈbō mvo͝oyĕlˈə mbĕkˈē [key], 1942–, South African political leader. Mbeki was born into a politically active family; his father, Govan Mbeki, an official with the A...

council, ecumenical

(Encyclopedia)council, ecumenical ĕkˌyo͞omĕnˈĭkəl [key] [Gr.,=universal], in Christendom, council of church leaders, the decisions of which are accepted by some segment of the church as authoritative, also c...