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Auger shower

American

noun

Astronomy.

a very large cosmic ray shower caused by a primary cosmic ray entering the earth's atmosphere.

Etymology

Origin of Auger shower

see origin at Auger effect

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.