Columbia Encyclopedia

Search results

500 results found

twilight

(Encyclopedia)twilight, period between sunset and total darkness or between total darkness and sunrise. Total darkness does not occur immediately when the sun sinks below the horizon because light from the sun that...

water moccasin

(Encyclopedia)water moccasin or cottonmouth, highly venomous snake, Ancistrodon piscivorus, of the swamps and bayous of the S United States. Like the closely related copperhead, it is a pit viper and has a heat-sen...

Burton, Richard

(Encyclopedia)Burton, Richard, 1925–84, British actor, b. Pontrhydfen, Wales; his original name was Richard Jenkins. A dark, introspective actor with a splendid speaking voice, Burton specialized in portraying co...

Aegean civilization

(Encyclopedia)Aegean civilization ējēˈən [key], term for the Bronze Age cultures of pre-Hellenic Greece. The complexity of those early civilizations was not suspected before the excavations of archaeologists in...

reconnaissance satellite

(Encyclopedia)reconnaissance satellite, artificial satellite launched by a country to provide intelligence information on the military activities of foreign countries. There are four major types. Early-warning sate...

Tàpies, Antoni

(Encyclopedia)Tàpies, Antoni (Antoni Tàpies Puig) äntōˈnē täˈpēĕs pwēg [key], 1923–2012, Catalan artist. Largely self-taught, he became a painter after first studying law. His earliest works were inven...

Purdy, James Otis

(Encyclopedia)Purdy, James Otis, 1914–2009, American writer, b. near Hicksville, Ohio; studied Bowling Green State College (B.A., 1935), Univ. of Chicago (M.A., 1937), Univ. of Pueblo, Mexico. Idiosyncratic and a...

monsters and imaginary beasts

(Encyclopedia)monsters and imaginary beasts. The mythologies and legends of ancient and modern cultures teem with an enormous variety of monsters and imaginary beasts. A great number of these are composites of diff...

Neptune, in astronomy

(Encyclopedia)Neptune, in astronomy, 8th planet from the sun at a mean distance of about 2.8 billion mi (4.5 billion km) with an orbit lying between those of Uranus and the dwarf planet Pluto; its period of revolut...

Christie, Dame Agatha

(Encyclopedia)Christie, Dame Agatha, 1890–1976, English detective story writer, b. Torquay, Devon, as Agatha Mary Clarissa Miller. Christie's second husband was the archaeologist Sir Max Mallowan, and she gained ...