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Bosanquet, Bernard

(Encyclopedia)Bosanquet, Bernard bōˈzənkĭt [key], 1848–1923, English philosopher, educated at Oxford. He lectured there (1871–81) and at St. Andrews (1903–8). His major works include A History of Aestheti...

Berthollet, Claude Louis, Comte

(Encyclopedia)Berthollet, Claude Louis, Comte klōd lwē, kôNt bĕrtōlāˈ [key], 1748–1822, French chemist. His contributions to chemistry include the analysis of ammonia and prussic acid and the discovery of ...

Van Vleck, John Hasbrouck

(Encyclopedia)Van Vleck, John Hasbrouck, 1899–1980, American physicist, b. Middletown, Conn., Ph.D. Harvard, 1922. As a professor at Harvard, Van Vleck developed fundamental theories on the quantum mechanics of m...

Benbow, William

(Encyclopedia)Benbow, William, fl. 1825–40, English pamphleteer and publisher. He is known especially as the author (c.1832) of the Grand National Holiday; or, Congress of the Productive Classes, which introduced...

Kropotkin, Piotr Alekseyevich, Prince

(Encyclopedia)Kropotkin, Piotr Alekseyevich, Prince pyôˈtər əlyĭksyāˈĭvĭch krəpôtˈkĭn [key], 1842–1921, Russian geographer and anarchist. He came from a wealthy princely family and as a boy was a pag...

hypnotism

(Encyclopedia)hypnotism hĭpˈnətĭzəm [key] [Gr.,=putting to sleep], to induce an altered state of consciousness characterized by deep relaxation and heightened suggestibility. The term was originally coined by ...

Mondrian, Piet

(Encyclopedia)Mondrian, Piet pēt mônˈdrēän [key], 1872–1944, Dutch painter. He studied at the academy in Amsterdam and passed through an early naturalistic phase. In 1910 he went to Paris, where the influenc...

cognitive psychology

(Encyclopedia)cognitive psychology, school of psychology that examines internal mental processes such as problem solving, memory, and language. It had its foundations in the Gestalt psychology of Max Wertheimer, Wo...

fractal geometry

(Encyclopedia)fractal geometry, branch of mathematics concerned with irregular patterns made of parts that are in some way similar to the whole, e.g., twigs and tree branches, a property called self-similarity or s...

Zeeman effect

(Encyclopedia)Zeeman effect, splitting of a single spectral line (see spectrum) into a group of closely spaced lines when the substance producing the single line is subjected to a uniform magnetic field. The effect...
 

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