A whirlwind is a phenomenon in which a vortex of wind (a vertically oriented rotating column of air) forms due to instabilities and turbulence created by heating and flow (current) gradients.

Whirlwind, a small-diameter columnar vortex of rapidly swirling air. A broad spectrum of vortices occurs in the atmosphere, ranging in scale from small eddies that form in the lee of buildings and …

Dec 4, 2016 · The meaning of WHIRLWIND is a small rotating windstorm of limited extent. How to use whirlwind in a sentence.

whirlwind adjective [not gradable] (HAPPENING QUICKLY) happening or developing very quickly: a whirlwind tour (Definition of whirlwind from the Cambridge Academic Content Dictionary © …

WHIRLWIND definition: a relatively small mass of air rotating rapidly around a more or less vertical axis and simultaneously advancing over land or sea: specific categories of whirlwind include dust devil, …

A whirlwind is a tall column of air which spins round and round very fast and moves across the land or sea.

whirl•wind (ˈʰwɜrlˌwɪnd, ˈwɜrl-) n. 1. a relatively small mass of air, as a tornado, rotating rapidly and advancing over land or sea. 2. something resembling a whirlwind, as in destructive force. 3. any …