time reversal
noun
: 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
But interestingly, quantum mechanics is often assumed to be invariant under time reversal.
—
Manon Bischoff, Scientific American, 4 June 2025
In contrast, time interfaces can enable time reversal very quickly and with little energy, Alù says.
—IEEE Spectrum, 21 Mar. 2023
It is known as time reversal symmetry.
—Frank Wilczek, WSJ, 17 Nov. 2022
Currently, the most common way of performing such time reversal is through digital means, but this results in time, energy and memory demands.
—IEEE Spectrum, 21 Mar. 2023
Using lasers and Lego mini-figures, Anderson is studying time reversal to see how targeted sound vibrations might be useful in applications from medicine to the military to communications.
—Jennifer Ouellette, Ars Technica, 16 Dec. 2021
Then time reversal would be a good symmetry of nature!
—Sean Carroll, Discover Magazine, 20 Nov. 2012
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
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Manon Bischoff, Scientific American, 4 June 2025
In contrast, time interfaces can enable time reversal very quickly and with little energy, Alù says.
—IEEE Spectrum, 21 Mar. 2023
It is known as time reversal symmetry.
—Frank Wilczek, WSJ, 17 Nov. 2022
Currently, the most common way of performing such time reversal is through digital means, but this results in time, energy and memory demands.
—IEEE Spectrum, 21 Mar. 2023
Using lasers and Lego mini-figures, Anderson is studying time reversal to see how targeted sound vibrations might be useful in applications from medicine to the military to communications.
—Jennifer Ouellette, Ars Technica, 16 Dec. 2021
Then time reversal would be a good symmetry of nature!
—Sean Carroll, Discover Magazine, 20 Nov. 2012
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
Cite this Entry
“Time reversal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/time%20reversal. Accessed 21 Jul. 2025.
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