Columbia Encyclopedia

Search results

500 results found

space law

(Encyclopedia)space law, agreements governing the exploration and use of outer space, developed since the first launching (1957) by humans of a satellite into space. Space law, an aspect of international law, has g...

military law

(Encyclopedia)military law, system of rules established for the government of persons in the armed forces. In most countries the legislature establishes the code of military law. It is distinguished from both marti...

Dahlgren, John Adolphus Bernard

(Encyclopedia)Dahlgren, John Adolphus Bernard dălˈgrən [key], 1809–70, American naval officer, b. Philadelphia. Appointed a midshipman in 1826, he had a long and honorable naval career. In charge of ordnance a...

Roman law

(Encyclopedia)Roman law, the legal system of Rome from the supposed founding of the city in 753 b.c. to the fall of the Byzantine Empire in a.d. 1453; it was later adopted as the basis of modern civil law. Most aut...

Bolingbroke, Henry St. John, Viscount

(Encyclopedia)Bolingbroke, Henry St. John, Viscount: see St. John, Henry, Viscount Bolingbroke. ...

commutative law

(Encyclopedia)commutative law, in mathematics, law holding that for a given binary operation (combining two quantities) the order of the quantities is arbitrary; e.g., in addition, the numbers 2 and 5 can be combin...

associative law

(Encyclopedia)associative law, in mathematics, law holding that for a given operation combining three quantities, two at a time, the initial pairing is arbitrary; e.g., using the operation of addition, the numbers ...

Pascal's law

(Encyclopedia)Pascal's law päskälzˈ [key] [for Blaise Pascal], states that pressure applied to a confined fluid at any point is transmitted undiminished throughout the fluid in all directions and acts upon every...

De Voto, Bernard Augustine

(Encyclopedia)De Voto, Bernard Augustine də vōˈtō [key], 1897–1955, American writer and editor, b. Ogden, Utah, grad. Harvard, 1920. He taught at Northwestern Univ. (1922–27) and then at Harvard (1929–36)...

poor law

(Encyclopedia)poor law, in English history, legislation relating to public assistance for the poor. Early measures to relieve pauperism were usually designed to suppress vagrancy and begging. In 1601, England passe...