Forbush decrease

[fawr-boosh]

Forbush decrease

[fawr-boosh]
noun Astronomy.
the sudden decrease in the intensity of cosmic rays after an increase in solar activity.
Also called Forbush effect.


Origin:
after Scott E. Forbush (born 1904), U.S. physicist
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Forbush decrease is always a great word to know.
So is eon. Does it mean:
one billion years
any of the nine large heavenly bodies revolving about the sun and shining by reflected light: a similar body revolving about a star other than the sun
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