as in clocks
a device to measure time
the museum includes some ancient water clocks and sundials in its collection of historical timekeepers
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Recent Examples of timekeepers
The most precise timekeepers ever made, atomic clocks, might one day help robotic and crewed missions on Mars stay in sync with each other, as well as enable the equivalent of GPS on the red planet.
—
IEEE Spectrum, 20 Dec. 2025
Optical atomic clocks, which are considered the timekeepers of the future, use the precise, stable microwave frequency emitted by the vibrations of cesium or other atoms to keep time with extreme accuracy.
—Georgina Jedikovska, Interesting Engineering, 29 Oct. 2025
In a separate room, not far away, official timekeepers work at computers using various technological aids.
—Erik Shilling, Robb Report, 6 Oct. 2025
After decades of slowing down, our planet's rotation has been speeding up in recent years — and timekeepers have no definitive explanation.
—Jamie Carter, Space.com, 5 Aug. 2025
IEEE Spectrum, 20 Dec. 2025
Optical atomic clocks, which are considered the timekeepers of the future, use the precise, stable microwave frequency emitted by the vibrations of cesium or other atoms to keep time with extreme accuracy.
—Georgina Jedikovska, Interesting Engineering, 29 Oct. 2025
In a separate room, not far away, official timekeepers work at computers using various technological aids.
—Erik Shilling, Robb Report, 6 Oct. 2025
After decades of slowing down, our planet's rotation has been speeding up in recent years — and timekeepers have no definitive explanation.
—Jamie Carter, Space.com, 5 Aug. 2025
Recent Examples of Synonyms for timekeepers
clocks
Noun
-
Queen Camilla’s proposal piece from King Charles III clocks in at approximately $288,000.—
Bailey Bujnosek,
InStyle,
9 Jan. 2026
-
In the United States, clocks fell back, too, making nights longer still.—
Hunter Boyce,
AJC.com,
8 Jan. 2026
Cite this Entry
“Timekeepers.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/timekeepers. Accessed 13 Jan. 2026.
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