polar vortex
Definitions
A large-scale cyclone located in the middle and upper troposphere and stratosphere that surround the polar highs and lay in the wake of the polar front.
Equivalents
2 more languages
Suominapapyörre
Türkçekutup girdabı
Examples
“Experts pointed to several factors. One culprit: the polar vortex, a giant mass of cold air normally contained above the North Pole by strong bands of circulating winds. In recent weeks, the vortex has broken apart, with one block⟳ of cold air escaping into Canada and the United States, and another into Europe.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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