A whirlwind, or sudden, rapid, or violent motion of air or water in gyres or circles.
vortex, vortĭcōsus, vorto, etc., v. vert-. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
·noun Any one of numerous species of small Turbellaria belonging to Vortex and allied genera. ·see I...
Webster's Dictionary of the English Language
·add. ·- A vortex tube of infinitesimal cross section. ...
·add. ·- The region immediately surrounding a disk moving flatwise through air; — so called because...
·add. ·- A line, within a rotating fluid, whose tangent at every point is the instantaneous axis of ...
·add. ·- A ring-shaped mass of moving fluid which, by virtue of its motion of rotation around an axi...
·add. ·- The theory, advanced by Thomson (Lord Kelvin) on the basis of investigation by Helmholtz, t...
·add. ·- An imaginary tube within a rotating fluid, formed by drawing the vortex lines through all p...