squall line


squall line
noun
a cold front along which squalls or thunderstorms are likely
Hypernyms: ↑cold front, ↑polar front

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noun
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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Meteorol.
a line or extended narrow region within which squalls or thunderstorms occur, often several hundred miles long.

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squall line noun (meteorology)
A band of storms occurring along a cold front
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Main Entry:squall

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squall line,
a line of thunderstorms preceding a cold front, characterized by severe thunder, strong wind squalls, and heavy rains and lightning, and very often producing tornadoes.

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n. Meteorology a narrow band of high winds and storms associated with a cold front

Useful english dictionary. 2012.