A vortex is a whirling mass that pulls everything into its centre. A vortex of water, the polar vortex, caught in a vortex.
The polar vortex is a real feature of the winter atmosphere, and when it weakens the cold air it normally holds in spills southwards. It is a doublet of vertex, and the plural is vortices.
1nounvortexA whirling mass that pulls everything into its centre.
“The water spun into a vortex as it drained out of the bath.”
vortex is a whirl.
Latin vortex is a variant of vertex, from vertere, to turn.
Latin
vortex
English, today
vortex
Learned borrowing from Latin vortex. Latin vortex. a doublet of vertex.
Etymology from Wiktionary, CC BY-SA