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Why turkey has the same name as Turkey

instability line

noun, Meteorology
1.
a nonfrontal line of convective activity in the atmosphere, usually several hundred miles long but of relatively brief duration.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for instability line
  • There was little evidence in the surface data that a well organized instability line existed.

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