time reversal


Definition of time reversal

: a formal operation in mathematical physics that reverses the order in which a sequence of events occurs

Examples of time reversal in a Sentence

Recent Examples on the Web One of the biggest benefits of the time-reversal machine and this technique, which the physicists call SATIN (signal amplification through time reversal), is improving the accuracy of atomic clocks. Joshua Hawkins, BGR, 18 July 2022 Experimental data illustrating waves being focused using time reversal, followed by demo of knocking over LEGO mini-figures. Jennifer Ouellette, Ars Technica, 16 Dec. 2021 Their secret weapon: a futuristic technology called time reversal. Jennifer Ouellette, Ars Technica, 20 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'time reversal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of time reversal

1955, in the meaning defined above

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Time Traveler for time reversal

Time Traveler

The first known use of time reversal was in 1955

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Dictionary Entries Near time reversal

time recorder

time reversal

time reversal invariance

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Statistics for time reversal

Last Updated

23 Jul 2022

Cite this Entry

“Time reversal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/time%20reversal. Accessed 12 Aug. 2022.

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More from Merriam-Webster on time reversal

Britannica.com: Encyclopedia article about time reversal


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