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subsonic

Syllabification: sub·son·ic
Pronunciation: /ˌsəbˈsänik
 
/

Definition of subsonic in English:

adjective

Relating to or flying at a speed or speeds less than that of sound.
Example sentences
  • The aircraft's fixed-wing profile with large wing leading edge root extensions gives good manoeuvrability and control at subsonic speed including manoeuvres at high angles of attack.
  • The variable sweep wings are set at 20° for take-off, loitering and landing, and automatically change to a maximum sweep of 68°, which reduces drag for high subsonic to supersonic speeds.
  • To improve the aircraft's longitudinal stability, and to avert stall at steep angles and subsonic speed, there are two shallow upper-surface fences on each wing.

Derivatives

subsonically

1
Pronunciation: /-ik(ə)lē/
adverb
Example sentences
  • There was a storm in the circle; the lightning strokes of claws slashed out and the thunder of snarls reverberated almost subsonically amongst the quiescent ruins.
  • It loiters subsonically at very high altitudes over the region of interest for extended periods of time without refueling.
  • Similarly, the jet moving overhead subsonically pushes air out of the way and, in so doing, generates pressure waves that move at the speed of sound.

Definition of subsonic in:

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