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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…

noise

(Encyclopedia) noise, any signal that does not convey useful information. Electrical noise consists of electrical currents or voltages that interfere with the operation of electronic systems.…

static

(Encyclopedia) static, term formerly use to describe electrical noise in radio reception, especially noise that originates outside a transmitter and receiver, e.g., in the atmosphere or in human-made…

muffler

(Encyclopedia) muffler, in automobiles, device designed to reduce the noise from the exhaust of an internal-combustion engine. When the exhaust gases from an internal-combustion engine are released…

tinnitus

(Encyclopedia) tinnitus, the hearing of sounds in the absence of any external sound, also known as ringing in the ears. The sounds may be perceived as hissing, whistling, buzzing, swooshing, roaring…

The Devil's Dictionary: Noise

by Ambrose Bierce NOBLEMANNOMINATENOISE -n. A stench in the ear. Undomesticated music. The chief product and authenticating sign of civilization.

towhee

(Encyclopedia) towheetowheetōˈhē, tōhēˈ, t&oomacr;ˈhē [key], common name for a North American bird of the family Fringillidae (finch family). Towhees are also called chewinks, for their call, and…

stork

(Encyclopedia) stork, common name for members of a family of long-legged wading birds. The storks are related to the herons and ibises and are found in most of the warmer parts of the world. Storks…

sonic boom

(Encyclopedia) CE5 Sonic boom wave pattern from a supersonic aircraft and variation in pressure sonic boom, shock wave produced by an object moving through the air at supersonic speed, i.e.,…

The White Snake

The White Snake A long time ago there lived a king who was famed for his wisdom through all the land. Nothing was hidden from him, and it seemed as if news of the most secret things was…