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soullessly |
soun |
sound |
sound alphabet |
sound asleep |
sound barrier
| sound bite
| sound bow
| sound camera
| sound effect
| sound film
sound barrier
WORDNET DICTIONARY
Noun sound barrier has 1 sense
- sound barrier(n = noun.phenomenon) sonic barrier - the increase in aerodynamic drag as an airplane approaches the speed of sound; Array is a kind of drag, retarding force
THESAURUS
sound barrier
Mach, Mach number, Mach one, Mach two, air speed, escape velocity, ground speed, knots, shock wave, sonic barrier, sonic boom, sonic speed, sonics, speed of sound, subsonic speed, subsonics, supersonic speed, supersonics, ultrasonics
For further exploring for "sound barrier" in Webster Dictionary Online
