Columbia Encyclopedia

Search results

500 results found

Gülen, Fethullah

(Encyclopedia)Gülen, Fethullah, 1941–, Turkish Islamic leader, founder of the Gülen movement, an educational, religious, and social Islamic organization that supported the Justice and Development party (AKP) in...

Fortas, Abe

(Encyclopedia)Fortas, Abe fôrˈtəs [key], 1910–82, associate justice of the U.S. Supreme Court (1965–69), b. Memphis, Tenn. After receiving his law degree from Yale in 1933, he taught there (1933–37) and al...

americium

(Encyclopedia)americium ămərĭˈshēəm [key], artificially produced radioactive chemical element; symbol Am; at. no. 95; mass no. of most stable isotope 243; m.p. about 1,175℃; b.p. about 2,600℃; sp. gr. 13....

kaleidoscope

(Encyclopedia)kaleidoscope kəlīˈdəskōp [key], optical instrument that uses mirrors to produce changing symmetrical patterns. Invented by the Scottish physicist Sir David Brewster in 1816, the device is usually...

Jay, Ricky

(Encyclopedia)Jay, Ricky, 1946–2018, American magician, actor, and writer, b. Brooklyn, N.Y., as Richard Jay Potash. The grandson of a fine amateur magician, Jay first performed at age four and as a teenager bega...

Dravidian languages

(Encyclopedia)Dravidian languages drəvĭdˈēən [key], family of about 23 languages that appears to be unrelated to any other known language family. The Dravidian languages are spoken by more than 200 million peo...

cribbage

(Encyclopedia)cribbage krĭbˈĭj [key], card game played by two persons with a deck of 52 cards and a scoring (pegging) device known as a cribbage board. The board contains four rows of 30 holes each (two rows for...

contour

(Encyclopedia)contour or contour line, line on a topographic map connecting points of equal elevation above or below mean sea level. It is thus a kind of isopleth, or line of equal quantity. Contour lines are drawn...

Ethiopic

(Encyclopedia)Ethiopic ēthēŏpˈĭk [key], extinct language of Ethiopia belonging to the North Ethiopic group of the South Semitic (or Ethiopic) languages, which, in turn, belong to the Semitic subfamily of the A...

falcon

(Encyclopedia)falcon, common name for members of the Falconidae, a heterogeneous family of long-winged birds of prey similar to the hawks but genetically more closely related to the parrots and other birds. True fa...