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abscess

(Encyclopedia)abscess, localized inflammation associated with tissue necrosis. Abscesses are characterized by inflamation, which is due to the accumulation of pus in the local tissues, and often painful...

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...

noise pollution

(Encyclopedia)noise pollution, human-created noise harmful to health or welfare. Transportation vehicles are the worst offenders, with aircraft, railroad stock, trucks, buses, automobiles, and motorcycles all produ...

sound

(Encyclopedia)CE5 Sound waves: An air pressure wave radiating outward from a loudspeaker is perceived as sound. sound, any disturbance that travels through an elastic medium such as air, ground, or water to be ...

tonsils

(Encyclopedia)tonsils, name commonly referring to the palatine tonsils, two ovoid masses of lymphoid tissue situated on either side of the throat at the back of the tongue. The pharyngeal tonsils, or adenoids, are ...

Virgo

(Encyclopedia)Virgo vûrˈgō [key] [Lat.,=the virgin], constellation lying on the ecliptic (the sun's apparent path through the heavens) between Libra and Leo, and SW of Boötes; it is one of the constellations of...

Canetti, Elias

(Encyclopedia)Canetti, Elias kənĕtˈē [key], 1905–94, English novelist and essayist, b. Ruschuk (now Ruse), Bulgaria. He came from a Sephardic Jewish background, spent most of his early years in Vienna, and, f...

lynx

(Encyclopedia)lynx, name given to several related small, ferocious members of the cat family. All have small heads, tufted ears, and heavy bodies with long legs and short tails. All are primarily terrestrial, altho...

Holyfield, Evander

(Encyclopedia)Holyfield, Evander, 1962–, American boxer, b. Atmore, Ala. Favored to win the 1984 Olympic heavyweight title, but victim of a controversial disqualification, he turned professional and became cruise...

Reik, Theodor

(Encyclopedia)Reik, Theodor tāˈōdōr rīk [key], 1888–1969, American psychologist and author, b. Vienna, Ph.D. Univ. of Vienna, 1912. He was one of Sigmund Freud's earliest and most brilliant students; their a...

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