sound barrier

sound barrier
a) The apparent physical boundary (caused by a sudden increase in drag) preventing objects from becoming supersonic.
b) A structure beside a highway designed to reduce the noise of traffic.

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  • sound barrier — sound .barrier n the sound barrier the sudden increase in air pressure against a vehicle, especially an aircraft, when it is travelling near the speed of sound break the sound barrier (=travel faster than the speed of sound) …   Dictionary of contemporary English

  • Sound Barrier — was a heavy metal band from Los Angeles from 1980 to 1987.BiographySound Barrier was most notable for the fact that all four members were African American, which gained them significant publicity, but which did not result in commercial success.… …   Wikipedia

  • sound barrier — n. SONIC BARRIER …   English World dictionary

  • sound barrier — ► NOUN ▪ the speed of sound, regarded as presenting problems of drag, controllability, etc. for aircraft …   English terms dictionary

  • Sound barrier — In aerodynamics, the sound barrier usually refers to the point at which an aircraft moves from transonic to supersonic speed. The term came into use during World War II when a number of aircraft started to encounter the effects of compressibility …   Wikipedia

  • sound barrier — 1. Also called sonic barrier, transonic barrier. (not in technical use) a hypothetical barrier to flight beyond the speed of sound, so postulated because aircraft undergo an abruptly increasing drag force induced by compression of the surrounding …   Universalium

  • sound barrier — noun the increase in aerodynamic drag as an airplane approaches the speed of sound • Syn: ↑sonic barrier • Hypernyms: ↑drag, ↑retarding force * * * noun the sound barrier : the large increase in air resistance that occurs as an aircraft nears the …   Useful english dictionary

  • sound barrier — noun the sound barrier the sudden increase in the pressure of air against an aircraft when it reaches the speed of sound: break the sound barrier (=go faster than the speed of sound): Chuck Yeager flew the first jet to break the sound barrier …   Longman dictionary of contemporary English

  • sound barrier — n. to break the sound barrier * * * to break the sound barrier …   Combinatory dictionary

  • sound barrier — garso barjeras statusas T sritis fizika atitikmenys: angl. sonic barrier; sound barrier vok. Schallbarriere, f; Schallmauer, f rus. звуковой барьер, m pranc. barrière sonique, f; frontière sonique, f; mur de son, m …   Fizikos terminų žodynas

  • sound barrier — garso barjeras statusas T sritis Energetika apibrėžtis Staigus aerodinaminio pasipriešinimo padidėjimas, kai orlaivio greitis tampa garso greičiu (viršijama kritinė Macho skaičiaus vertė). Aiškinamas bangų krize dėl staiga padidėjusio… …   Aiškinamasis šiluminės ir branduolinės technikos terminų žodynas

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