Columbia Encyclopedia

Search results

500 results found

Maricopa

(Encyclopedia)Maricopa märĭkōˈpə, mâr– [key], Native North Americans whose language belongs to the Yuman branch of the Hokan-Siouan linguistic stock (see Native American languages). At some time in the past...

Ter-Petrossian, Levon

(Encyclopedia)Ter-Petrossian, Levon, 1945–, Armenian political leader, president of Armenia (1991–98), b. Aleppo, Syria, grad. Yerevan State Univ. (1971), Leningrad Oriental Studies Institute (Ph.D., 1987). A s...

toxic shock syndrome

(Encyclopedia)toxic shock syndrome (TSS). acute, sometimes fatal, disease characterized by high fever, nausea, diarrhea, lethargy, blotchy rash, and sudden drop in blood pressure. It is caused by Staphylococcus aur...

Rickover, Hyman George

(Encyclopedia)Rickover, Hyman George, 1900–1986, American admiral, b. Russia. In World War II he served as head of the electrical section of the navy's Bureau of Ships. After the war he was assigned (1946) to the...

Verdun, battle of

(Encyclopedia)Verdun, battle of, the longest and one of the bloodiest engagements of World War I. Two million men were engaged. It began on Feb. 21, 1916, when the Germans, commanded by Crown Prince Frederick Willi...

bellows

(Encyclopedia)bellows, expansible, gas-tight chamber used to pump or store a gas. One of the simplest and most familiar types of bellows is the manual one used for providing a forced draft to a fire. The expansible...

shoring

(Encyclopedia)shoring, placing of props or braces, called shores, against or beneath a structure for support. Shoring is often used to stabilize a building when it is to undergo structural modification or repair. C...

albumin

(Encyclopedia)albumin ălbyo͞oˈmən [key] [Lat.,=white of egg], member of a class of water-soluble, heat-coagulating proteins. Albumins are widely distributed in plant and animal tissues, e.g., ovalbumin of egg, ...

decibel

(Encyclopedia)decibel dĕsˈəbĕlˌ, –bəl [key], abbr. dB, unit used to measure the loudness of sound. It is one tenth of a bel (named for A. G. Bell), but the larger unit is rarely used. The decibel is a measu...

diuretic

(Encyclopedia)diuretic dīˌyərĕtˈĭk [key], drug used to increase urine formation and output. Diuretics are prescribed for the treatment of edema (the accumulation of excess fluids in the tissues of the body), ...