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sound barrier
1 ENTRIES FOUND:
sound barrier
(noun)
sound barrier
noun
sound barrier
noun
Britannica Dictionary definition of SOUND BARRIER
the sound barrier
:
the large increase in air resistance that occurs as an aircraft nears the speed of sound
a plane that is able to
break the sound barrier
[=to travel faster than the speed of sound]
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pavilion
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a building in a park or garden that usually has open sides and is used for parties, concerts, or other events
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