English word vortex comes from Proto-Indo-European *were-, and later Proto-Indo-European *wértti (To be turning around.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *were- | Proto-Indo-European (ine) | |
| *werd- | Proto-Indo-European (ine) | |
| *wértti | Proto-Indo-European (ine) | To be turning around. |
| *wertō | Proto-Italic (itc-pro) | |
| verto | Latin (lat) | I exchange. I retreat. I reverse (transitive). I translate. I turn around. I turn, revolve. |
| vertex | Latin (lat) | Crown (of the head). Pole (North or South). Top, peak, summit. Whirlpool, eddy, vortex. |
| vortex | English (en) | (figuratively) Anything that inevitably draws surrounding things into its current.. (figuratively) Anything that involves constant violent or chaotic activity around some centre.. (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 accounting for the [...] |