Columbia Encyclopedia

Search results

500 results found

rape, in law

(Encyclopedia)rape, in law, the crime of sexual relations, often specifically sexual intercourse, without the consent of the victim, often through force or threat of violence. The victim is deemed legally incapable...

wave, in physics

(Encyclopedia)wave, in physics, the transfer of energy by the regular vibration, or oscillatory motion, either of some material medium or by the variation in magnitude of the field vectors of an electromagnetic fie...

memory, in psychology

(Encyclopedia)memory, in psychology, the storing of learned information, and the ability to recall that which has been stored. It has been hypothesized that three processes occur in remembering: perception and regi...

nut, in botany

(Encyclopedia)nut, in botany, a dry one-seeded fruit which is indehiscent (i.e., does not split open along a definite seam at maturity). Among the true nuts are the acorn, chestnut, and hazelnut. Commonly the word ...

fatigue, in physiology

(Encyclopedia)fatigue, in physiology, inability to perform reasonable and necessary physical or mental activity. Muscle fatigue, for example, results when the contractile properties of muscle are reduced, and conti...

scale, in music

(Encyclopedia)scale, in music, any series of tones arranged in a step-by-step rising or falling order of pitch. A scale defines the interval relationship of each tone to the others upon which the composition depend...

suspension, in vehicles

(Encyclopedia)suspension, in automobiles, system of springs used to suspend the frame, body, engine, and power train above the wheels. Its principal purpose is to lessen the jarring of the automobile that is caused...

daphne, in botany

(Encyclopedia)daphne, common name for, and genus name of, certain low deciduous or evergreen shrubs native to Eurasia. In the United States several naturalized species are cultivated for their handsome foliage and ...

baroque, in music

(Encyclopedia)baroque, in music, a style that prevailed from the last decades of the 16th cent. to the first decades of the 18th cent. Its beginnings were in the late 16th-century revolt against polyphony that gave...

stock, in finance

(Encyclopedia)stock, in finance, instrument certifying to shares in the ownership of a corporation. Bonds are similar evidences of shares in a loan to a corporation. Stock yields no dividends until claims of bondho...