A cyclone within the tropics, typically having its thunderclouds organized in a spiral shape with wind speeds on the surface between about 30 and 75 miles (60 - 120 km) per hour.
A whirlwind, whirlpool, or similarly moving matter in the form of a spiral or column.
Anything that involves constant violent or chaotic activity around some centre.
Anything that inevitably draws surrounding things into its current.
A supposed collection of particles of very subtle matter, endowed with a rapid rotary motion around an axis which was also the axis of a sun or planet; part of a Cartesian theory accounting for the formation of the universe, and the movements of the bodies composing it.
Any of numerous species of small Turbellaria belonging to Vortex and allied genera.
To mix using a vortex mixer