vortex trail

vortex trail

[′vȯr‚teks ‚trāl]
(fluid mechanics)

vortex trail

A white trail from the wing tip, propeller, tip, etc., caused by intense pressure and temperature changes in the vortex.
References in periodicals archive ?
The vortex trail oscillates downstream of each profiles due to the interaction between the inner and the outer blade networks.
These transmitters utilize the Karman Vortex Trail principle of operation.