squall line

noun

Definition of squall line 

1 : an intersection or boundary between the cold and the warm winds of an extratropical cyclone or between the cold air of an advancing anticyclone and the warm air of a cyclone : cold front

called also wind-shift line

2 : a line of squalls often 50 to 200 miles ahead of a cold front

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Dictionary Entries near squall line

squaliform

squall

squall cloud

squall line

squally

squaloid

Squaloidea

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