precipitation current

precipitation current

[prə‚sip·ə′tā·shən ‚kə·rənt]
(meteorology)
The downward transport of charge, from cloud region to earth, that occurs in a fall of electrically charged rain or other hydrometeors.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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