Transonic

adj

Definitions

Adjective
  1. 1
    Just below, or just above, the speed of sound (0.8 < Ma < 1.2 approximately). not-comparable
  2. 2
    Passing from subsonic to supersonic, or vice versa. not-comparable
  3. 3
    Travelling through a fluid (commonly air) at a speed where regions of supersonic and subsonic flow coexist simultaneously over different portions of the surface of the moving object in question. not-comparable
Adjective
  1. 1
    (of speed) having or caused by speed approximately equal to that of sound in air at sea level wordnet

Etymology

From trans- + sonic.

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