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proper time

British

noun

time measured by a clock that has the same motion as the observer. Any clock in motion relative to the observer, or in a different gravitational field, will not, according to the theory of relativity, measure proper time

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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proper time

The paper, titled "Quantum signatures of proper time in optical ion clocks," appeared April 20, 2026 in Physical Review Letters.

From Science Daily ● May 18, 2026

"We're hopeful that we have the proper time... to begin phase two, and finish it off and get more hostages released," he told CNN on Sunday.

From BBC ● Feb. 24, 2025

“Despite not having proper time, resources and staffing when things got tough I just did my best to handle it,” Ms. Gutierrez-Reed said in court, reading from a statement, her wrists shackled.

From New York Times ● Apr. 15, 2024

“The mission has always been to invest in artists who are from marginalized communities to give them proper time and space to do what they do,” Easterling says.

From Los Angeles Times ● Jul. 11, 2023

We drank two more cups of tea before it was a proper time for him to leave.

From "Dragonwings" by Laurence Yep

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