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time reversal
Americannoun
Physics.
time reversal
Scientific
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A mathematical operation on the description of a physical system in which the signs of variables representing time are reversed.
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Also called time conjugation
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See more at invariance
Etymology
Origin of time reversal
First recorded in 1920–25
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.