transonic wind tunnel

transonic wind tunnel

[tran′sän·ik ′wind ‚tən·əl] (engineering) A type of high-speed wind tunnel capable of testing the effects of airflow past an object at speeds near the speed of sound, Mach 0.7 to 1.4; sonic speed occurs where the cross section of the tunnel is at a minimum, that is, where the test object is located.