| vortex | |
| 1. n. A whirlwind, whirlpool, or similarly moving matter in the form of a spiral or column. | |
| 2. n. (figuratively) Anything that involves constant violent or chaotic activity around some centre. | |
| 3. n. (figuratively) Anything that inevitably draws surrounding things into its current. | |
| 4. n. (historical) 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 accounti | |
| 5. n. (zoology) Any of numerous species of small Turbellaria belonging to Vortex and allied genera. | |
