Columbia Encyclopedia

Search results

445 results found

Ohlin, Bertil

(Encyclopedia)Ohlin, Bertil bĕrˈtĭl ōˈlĭn [key], 1899–1979, Swedish economist, b. Klippan. A professor at several Swedish universities, he wrote the influential Interregional and International Trade (1933, ...

Stefan, Josef

(Encyclopedia)Stefan, Josef yōˈzĕf shtĕfˈän [key], 1835–93, Austrian physicist. At the Univ. of Vienna he became a professor of physics and later director of the Physical Institute. From his observations on...

Kwanzaa

(Encyclopedia)Kwanzaa or Kwanza both: kwänˈzə [key], secular seven-day festival in celebration of the African heritage of African Americans, beginning on Dec. 26. Developed by Maulana Karenga and first observed ...

Le Châtelier, Henri Louis

(Encyclopedia)Le Châtelier, Henri Louis äNrēˈ lwē lə shätəlyāˈ [key], 1850–1936, French industrial chemist. He made many contributions to industrial chemistry, but is best known for his work on the stru...

Harrington, James

(Encyclopedia)Harrington, James, 1611–77, English political writer. His Commonwealth of Oceana (1656) pictured a utopian society in which political authority rested entirely with the landed gentry. Harrington adv...

Diogenes of Apollonia

(Encyclopedia)Diogenes of Apollonia ăpəlōˈnēə [key], 5th cent. b.c., Greek philosopher. An eclectic, he reverted to the Milesian tradition of a century earlier in seeking to explain the constitution of all ma...

Warren, Josiah

(Encyclopedia)Warren, Josiah, 1798–1874, American reformer and anarchist, b. Boston. An early follower of Robert Owen, he soon rejected Owen's political socialism, advocating instead anarchy based on “the sover...

Spieghel, Hendrick Laurenszoon

(Encyclopedia)Spieghel, Hendrick Laurenszoon hĕnˈdrək louˈrənszōnˌ spēˈkhəl [key], 1549–1612, Dutch poet. In his cycle of spiritual songs Lieden Op't Vader Ons (modern ed. 1957), he was among the first ...

Zangwill, Israel

(Encyclopedia)Zangwill, Israel, 1864–1926, English author, b. London. He became a journalist and founded Ariel, a humorous paper. Zangwill wrote Children of the Ghetto (1892), later dramatized and performed in En...

inclined plane

(Encyclopedia)CE5 Inclined plane inclined plane, simple machine, consisting of a sloping surface, whose purpose is to reduce the force that must be applied to raise a load. To raise a body vertically a force mu...