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Farrell, James Thomas

(Encyclopedia)Farrell, James Thomas fârˈəl [key], 1904–79, American novelist, b. Chicago. In his fiction Farrell expressed anger against the brutal economic and social conditions that produce emotional and mat...

Walton, Sam

(Encyclopedia)Walton, Sam (Samuel Moore Walton), 1918–92, American retailing executive, b. Kingfisher, Okla. After 17 years of operating franchise retail stores, he opened the first Wal-Mart Discount City in Roge...

athlete's heart

(Encyclopedia)athlete's heart, common term for an enlarged heart associated with repeated strenuous exercise. As a result of the increased workload required of it, the heart will increase physiologically by enlargi...

Lateran Treaty

(Encyclopedia)Lateran Treaty, concordat between the Holy See and the kingdom of Italy signed in 1929 in the Lateran Palace, Rome, by Cardinal Gasparri for Pius XI and by Benito Mussolini for Victor Emmanuel III. On...

Haggai

(Encyclopedia)Haggai hăgˈāī [key], prophetic book of the Bible. Dated 520 b.c., it is a collection of five oracles addressed to Jews, newly returned from the Babylonian exile. The prophet summons the people to ...

Bain, Alexander

(Encyclopedia)Bain, Alexander, 1818–1903, Scottish philosopher and psychologist. He was educated at Marischal College, Aberdeen, where he later taught for three years. He taught one year (1845) at Anderson's Univ...

heir

(Encyclopedia)heir, person designated by law to succeed to the ownership of property of another if that owner does not make a contrary disposition of it by will. A person who takes property left to him by will is n...

complementarity principle

(Encyclopedia)complementarity principle, physical principle enunciated by Niels Bohr in 1928 stating that certain physical concepts are complementary. If two concepts are complementary, an experiment that clearly i...

blood groups

(Encyclopedia)blood groups, differentiation of blood by type, classified according to immunological (antigenic) properties, which are determined by specific substances on the surface of red blood cells. Blood group...

chromatography

(Encyclopedia)chromatography krōˌmətŏgˈrəfē [key], resolution of a chemical mixture into its component compounds by passing it through a system that retards each compound to a varying degree; a system capabl...