n.a more or less vertical column of air whirling around itself as it moves over the surface of the Earth

Whirlwinds
Whirlwinds
Whirlwinds
SINK VORTICES AND WHIRLWINDS
The modeling of fire whirlwinds.
Whirlwinds produced by the eruption of Surtsey Volcano
Whirlwinds in the plain : Ludwig Leichhardt-friends, foes, and history
Present Absences: Hauntings and Whirlwinds in “-Graphy”
Miniature Whirlwinds Produced in the Laboratory by High-Voltage Electrical Discharges
Whirlwinds, Density Currents, and Topographic Disturbances: A Meteorological Melange of Intriguing Interactions
Experimental study of the flow structure in fire-induced whirlwinds downwind of a fire using particle image velocimetry
Letzmann and Koschmieder's "Guidelines for Research on Funnels, Tornadoes, Waterspouts and Whirlwinds".
Tornado or Dust Devil: The Enigma of Desert Whirlwinds: The interaction of a topographic disturbance with the flow pattern of a dese...