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velocity

(Encyclopedia)velocity, change in displacement with respect to time. Displacement is the vector counterpart of distance, having both magnitude and direction. Velocity is therefore also a vector quantity. The magnit...

meter, in music

(Encyclopedia)meter, in music, the division of a composition into units of equal time value called measures, and the subdivision of those measures into an underlying pattern of stresses or accents (see measure). Me...

mining

(Encyclopedia)mining, extraction of solid mineral resources from the earth. These resources include ores, which contain commercially valuable amounts of metals, such as iron and aluminum; precious stones, such as d...

speed

(Encyclopedia)speed, change in distance with respect to time. Speed is a scalar rather than a vector quantity; i.e., the speed of a body tells one how fast the body is moving but not the direction of the motion. If...

Yeomen of the Guard

(Encyclopedia)Yeomen of the Guard, bodyguard, now ceremonial in function, of the sovereign of England. When the guard was originated by Henry VII in 1485, its members had numerous duties as defenders of the king's ...

potlatch

(Encyclopedia)potlatch pŏtˈlăchˌ [key], ceremonial feast of the natives of the NW coast of North America, entailing the public distribution of property. The host and his relatives lavishly distributed gifts to ...

temporary worker

(Encyclopedia)temporary worker, an employee, hired through a specialized employment agency, who generally works less than a year on one assignment, regardless of the number of hours worked per week. Temporary worke...

Hou Hsiao-hsien

(Encyclopedia)Hou Hsiao-hsien, 1947–, Taiwanese film director, b. Guangdong, China. His first feature film, Cute Girl (1980), and subsequent ones were generally saccharine romances until the semibiographical A Ti...

Grisham, John

(Encyclopedia)Grisham, John, 1955–, American novelist and lawyer, b. Jonesboro, Ark., B.S. Mississippi State Univ., 1977, J.D. Univ. of Mississippi School of Law, 1981. He practiced law for nearly a decade and se...

multiplexing

(Encyclopedia)multiplexing, in communication, technique whereby two or more independent messages, or information-bearing signals, are carried by a single common medium, or channel. When multiplexing is performed, t...