as in alarm clock
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Recent Examples of atomic clock
Inventions based on the insights of quantum mechanics, such as atomic clocks and the first lasers and semiconductors, also appeared.
—
Jacklin Kwan, Scientific American, 29 Aug. 2025
Weiss developed a precise atomic clock, and was also a pioneer in the measurement of a cosmic fossil called the Cosmic Microwave Background (CMB), leftover radiation from an event just after the Big Bang.
—Robert Lea, Space.com, 27 Aug. 2025
First introduced in the 1950s, atomic clocks replaced how scientists previously measured the length of a day by tracking the Earth's rotation and the position of the sun.
—James Powel, Freep.com, 5 Aug. 2025
Scientists track these changes using atomic clocks to keep technologies like computers, GPS systems and large telescopes accurate.
—Sara Hashemi, Smithsonian Magazine, 22 July 2025
See All Example Sentences for atomic clock
Recent Examples of Synonyms for atomic clock
Noun
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The sounds of birds singing in the morning might serve as your unofficial (and sometimes unwelcome) alarm clock.—
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Amazon Echo Spot More than just a Bluetooth speaker, the Amazon Echo Spot acts as a smart home hub, alarm clock, weather forecaster, and personal assistant all in one sleek device.—
Noun
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Case dismissed — and then reinstated Madison Equities then convinced the district court that under the rules of civil procedure, the time clock on the two-year statute of limitations began in late 2019 at the latest, not late 2021, and the case should be dismissed for lack of timeliness.—
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Mamdani brushed aside the appointment, noting that Adams’s administration is on a time clock.—
Noun
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The Sand Pirates pirate ship silently swung like the pendulum on a grandfather clock.—
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In Hawkins, cheerleader Chrissy Cunningham (Grace Van Dien) begins having disturbing visions and starts seeing and hearing a grandfather clock.—
Noun
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Other decorations included a popcorn bucket, a hamburger, a hot dog cart, a cuckoo clock and a rocking horse.—
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While some installments tackled the basics like cooking supplies, automobiles, and food, others threw curveballs such as dissecting the inner workings of 3-D commercial signs, false teeth, cuckoo clocks, and more.—
Cite this Entry
“Atomic clock.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/atomic%20clock. Accessed 20 Jan. 2026.
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