subsonic
Speech parts
1. subsonic - Noun
2. subsonic - Adjective
Meaning
(of speed) less than that of sound in a designated medium
Source: WordNetSynonyms
Antonyms
Examples
aircraft flying at subsonic speeds
A key trait of ramjet engines is that combustion is done at subsonic speeds.
Aft-swept wing settings are used in high subsonic and supersonic flight.
Although they moved quickly in flight, early re-entry systems slowed dramatically once they reached the lower atmosphere, The Polaris W58 warhead was subsonic.
After shock wave detachment, an entry vehicle must carry significantly more shocklayer gas around the leading edge stagnation point (the subsonic cap).
As of March 2007, the GDF has been reconfigured to operate a cold gas gun for subsonic CEV capsule aerodynamics.