Columbia Encyclopedia

Search results

500 results found

space-time

(Encyclopedia)space-time, central concept in the theory of relativity that replaces the earlier concepts of space and time as separate absolute entities. In relativity one cannot uniquely distinguish space and time...

Beckmann, Max

(Encyclopedia)Beckmann, Max mäks bĕkˈmän [key], 1884–1950, German painter. A member of the Berlin secession from 1908 to 1911, he was impressionistic in his early style. A subsequent expressionistic phase was...

Thessaly

(Encyclopedia)Thessaly thĕsˈəlē [key], largest ancient region of Greece in N central Greece. It corresponded roughly to the present-day nomes of Larissa and Tríkkala, which form part of the modern region known...

Billings, John Shaw

(Encyclopedia)Billings, John Shaw, 1838–1913, American surgeon and librarian, b. Indiana. In the Civil War he was medical inspector of the Army of the Potomac. After the war he was given charge of the Surgeon Gen...

Bergson, Henri

(Encyclopedia)Bergson, Henri äNrēˈ bĕrgsôNˈ [key], 1859–1941, French philosopher. He became a professor at the Collège de France in 1900, devoted some time to politics, and, after World War I, took an inte...

Rathenau, Walther

(Encyclopedia)Rathenau, Walther välˈtər räˈtənou [key], 1867–1922, German industrialist, social theorist, and statesman. Son of Emil Rathenau (1838–1915), founder of the German public utilities company Al...

Ravel, Maurice

(Encyclopedia)Ravel, Maurice mōrēsˈ rävĕlˈ [key], 1875–1937, French composer, b. in the Pyrenees. He entered the Paris Conservatory in 1889, where he was later a student of Fauré. Ravel became a leading ex...

Rolle of Hampole, Richard

(Encyclopedia)Rolle of Hampole, Richard rōl [key], c.1300–c.1349, English religious writer, a Yorkshire hermit. He wrote mainly in Latin, but his English works are important for the history of the language. Some...

balance of power

(Encyclopedia)balance of power, system of international relations in which nations seek to maintain an approximate equilibrium of power among many rivals, thus preventing the preponderance of any one state. Crucial...

Isabella I

(Encyclopedia)Isabella I or Isabella the Catholic, 1451–1504, Spanish queen of Castile and León (1474–1504), daughter of John II of Castile. In 1469 she married Ferdinand of Aragón (later King Ferdinand II of...