sound barrier

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sound barrier

n.
2. A set of tall barriers placed along a road or highway to muffle the sound of traffic.

sound barrier

n
(Aeronautics) (not in technical usage) a hypothetical barrier to flight at or above the speed of sound, when a sudden large increase in drag occurs. Also called: sonic barrier or transonic barrier

sound′ bar`rier


n.
an abrupt increase in drag experienced by an aircraft approaching the speed of sound.
[1950–55]

sound barrier

The sudden, sharp increase in drag experienced by aircraft approaching the speed of sound. Also called sonic barrier.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sound barrier - the increase in aerodynamic drag as an airplane approaches the speed of sound
drag, retarding force - the phenomenon of resistance to motion through a fluid
References in periodicals archive ?
For what nation wouldn't want a weapon that closes in on its target at Mach 10, or about 7,500 mph?
China's Wu-14, however, with its latest test successfully conducted in December, travels at speeds up to Mach 10, or nearly 8,000 miles per hour.
The program s goals include developing a plane that could fly up to 10 times in 10 days, be capable of speeds in excess of Mach 10, and deliver a 3,000-to-5,000-pound payloads for less than $5 million a flight.
Kirkwood's haul included a Mach 10 machine pistol, a Smith and Wesson revolver and rounds of the same type of ammunition used to kill Miss Dando.
The Free Beacon said the test made China the second country after the United States to have successfully tested a hypersonic delivery vehicle able to carry nuclear warheads at a speed above Mach 10 - or 12,359 kilometers per hour.
This development is so positive that I will refrain from any cracks about the Mach 10 grovel fest staged by city leaders, who haven't been this happy since Police Chief Gary Gemme deactivated his Twitter account.
The inflated mushroom-shaped vehicle then plummeted through Earth's atmosphere at more than Mach 10, or about 7,000 miles an hour.
Since 2011, AnonymousCulture has been hurtling forward at Mach 10 as a musician and artist.
The haul included a Mach 10 machine pistol, a Smith and Wesson revolver and 170 rounds of the same type of ammunition used to kill Jill.
Based on both internal and published documents, interviews with project participants, and the author's own observations, Road to Mach 10 offers an insider's detailed view of one of the most exciting flight research projects in several decades.
They turned the light on and opened fire with a Mach 10 sub machine gun at a figure lying wrapped in a duvet.
Peebles, a NASA contractor, documents the history of the X-43 project, which involved extensive testing of the first scramjet engine that was capable of speeds of up to Mach 10.