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Forbush decrease

[ fawr-boosh ]
/ ˈfɔr bʊʃ /
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noun Astronomy.

the sudden decrease in the intensity of cosmic rays after an increase in solar activity.

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Also called Forbush effect .

Origin of Forbush decrease

First recorded in 1930–35; named after Scott E. Forbush (1904–84), U.S. physicist
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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