Columbia Encyclopedia

(Encyclopedia) Schwitters, Kurt ko͝ort shvĭtˈərs [key], 1887–1948, German artist, b. Hannover. Influenced by Kandinsky, by Picasso's reliefs, and by Dada constructions, he invented Merz [trash] constructions�...

(Encyclopedia) sebaceous gland səbāˈshəs [key], gland in the skin of mammals that secretes an oily substance called sebum. In humans, sebaceous glands are primarily found in association with hair follicles but a...

(Encyclopedia) spear, primitive weapon consisting of a wooden shaft tipped with a sharp point, usually 8 to 9 ft (2.4–2.7 m) in length. The point may be carved from the shaft and hardened in a fire, or made from a...

(Encyclopedia) measurement, determination of the magnitude of a quantity by comparison with a standard for that quantity. Quantities frequently measured include time, length, area, volume, pressure, mass, force, and...

(Encyclopedia) Paleolithic art pāˌlēəlĭthˈĭk, –lēō–, pălˌ– [key], art produced during the Paleolithic period. Study and knowledge of this art largely have been confined to works discovered at many s...

(Encyclopedia) Newhouse, Samuel Irving, 1895–1979, American newspaper and magazine publisher, b. New York City as Solomon Neuhaus, known generally as Sam. From 1922 to the 1970s, his Advance Publications acquired ...

(Encyclopedia) Cabinda kəbĭnˈdə [key], Angolan exclave (1991 est. pop. 163,000), c.2,800 sq mi (7,300 sq km), W Africa; administered as a province. The town of Cabinda is the chief population center. The territo...

(Encyclopedia) cinéma vérité, a style of filmmaking that attempts to convey candid realism. Often employing lightweight, hand-held cameras and sound equipment, it shows people in everyday situations and uses auth...

(Encyclopedia) Baldessari, John (John Anthony Baldessari), 1931–2020, American artist, b. National City, Calif., grad. San Diego State College (now Univ.; B.A., 1953; M.F.A., 1957). A founder of conceptual art, he...

(Encyclopedia) trench warfare. Although trenches were used in ancient and medieval warfare, in the American Civil War, and in the Russo-Japanese War (1904–5), they did not become important until World War I. The i...