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hex

(Encyclopedia)hex, witchcraft or one who works it. The word is of German origin, and beliefs connected with it spread from Europe to the United States, especially to the Pennsylvania Dutch country. The hex can be w...

hornbook

(Encyclopedia)hornbook, primer of a kind in use from the 15th to the 18th cent. On one side of a sheet of parchment or paper the matter to be learned was written or printed; over the sheet, for its protection, a tr...

Swann v. Charlotte-Mecklenburg County Board of Education

(Encyclopedia)Swann v. Charlotte-Mecklenburg County Board of Education, case decided in 1971 by the U.S. Supreme Court. The Court held that the constitutional mandate (see Brown v. Board of Education of Topeka, Kan...

Smith, Michael

(Encyclopedia)Smith, Michael, 1932–2000, British-born Canadian biochemist, Ph.D. Univ. of Manchester, 1956. Smith was a researcher at the Univ. of British Columbia from 1961 until his death in 2000. He shared the...

spasm

(Encyclopedia)spasm, involuntary rigid muscle contraction, often persistent and often accompanied by pain. It usually has some underlying physical cause such as disease, strain, or injury to the muscle or nearby ti...

perjury

(Encyclopedia)perjury pûrˈjərē [key], in criminal law, the act of willfully and knowingly stating a falsehood under oath or under affirmation in judicial or administrative proceedings. If the person accused of ...

aristocracy

(Encyclopedia)aristocracy ărˌĭstŏkˈrəsē [key] [Gr.,=rule by the best], in political science, government by a social elite. In the West the political concept of aristocracy derives from Plato's formulation in...

ether, in chemistry

(Encyclopedia)CE5 Ethers ether, any of a number of organic compounds whose molecules contain two hydrocarbon groups joined by single bonds to an oxygen atom. The most common of these compounds is ethyl ether, C...

pork

(Encyclopedia)pork, flesh of swine prepared as food, one of the principal commodities of the meatpacking industry. Pork has long been a staple food in most of the world, although religious taboos have limited its u...

fracture

(Encyclopedia)fracture, breaking of a bone. A simple fracture is one in which there is no contact of the broken bone with the outer air, i.e., the overlying tissues are intact. In a comminuted fracture the bone is ...