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Meaning of active front | Babel Free

Noun CEFR B2

Definitions

The boundary between two different air masses, or a portion thereof, which produces appreciable cloudiness and precipitation and is usually accompanied by significant shifts in wind direction.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

active galactic nucleus active galaxy active gravitational mass active ingredient active learning active lidar

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