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atmospheric river
[ at-muhs-fer-ik riv-er, -feer- ]
noun
, Meteorology.
- a long, narrow corridor in the atmosphere that transports massive amounts of concentrated water vapor from the tropics: often responsible for extratropical cyclones and other extreme weather events, but also for commonly weaker systems of rain that replenish water supplies. : AR Compare cloud band ( def 1 ).
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Word History and Origins
Origin of atmospheric river1
First recorded in 1990–95
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Example Sentences
In the region above, cold reigned, for finely-powdered snow was falling into this atmospheric river.
From Project Gutenberg
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