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common law

(Encyclopedia)common law, system of law that prevails in England and in countries colonized by England. The name is derived from the medieval theory that the law administered by the king's courts represented the co...

probability

(Encyclopedia)probability, in mathematics, assignment of a number as a measure of the “chance” that a given event will occur. There are certain important restrictions on such a probability measure. In any exper...

psychopharmacology

(Encyclopedia)psychopharmacology sīˌkōfärˌməkŏlˈəjē [key], in its broadest sense, the study of all pharmacological agents that affect mental and emotional functions. The term is usually applied more speci...

phosphorus

(Encyclopedia)phosphorus fŏsˈfərəs [key] [Gr.,=light-bearing], nonmetallic chemical element; symbol P; at. no. 15; at. wt. 30.97376; m.p. 44.1℃; b.p. about 280℃; sp. gr. 1.82 at 20℃; valence −3, +3, or ...

Jackson, Andrew

(Encyclopedia)Jackson, Andrew, 1767–1845, 7th President of the United States (1829–37), b. Waxhaw settlement on the border of South Carolina and North Carolina (both states claim him). The greatest popula...

Moravia

(Encyclopedia)Moravia mərāˈvēə, mō– [key], Czech Morava, Ger. Mähren, region in the E Czech Republic. The region is bordered on the W by Bohemia, on the E by the Little and White Carpathian Mts., which div...

fuel

(Encyclopedia)fuel, material that can be burned or otherwise consumed to produce heat. The common fuels used in industry, transportation, and the home are burned in air. The carbon and hydrogen in fuel rapidly comb...

Slavic languages

(Encyclopedia)Slavic languages, also called Slavonic languages, a subfamily of the Indo-European family of languages. Because the Slavic group of languages seems to be closer to the Baltic group than to any other, ...

space station

(Encyclopedia)space station or space platform, artificial earth satellite, usually manned, that is placed in a fixed orbit and can serve as a base for astronomical observations; zero-gravity materials processing; s...

Byzantine art and architecture

(Encyclopedia)Byzantine art and architecture, works of art and structures works produced in the city of Byzantium after Constantine made it the capital of the Roman Empire (a.d. 330) and the work done under Byzanti...