atomic clock

Definition of atomic clocknext

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
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
  • For the next few days, instead of a blaring alarm clock and taxi cab horns, I am awoken by the deep belly laughter of hippos who live in the lagoon directly outside my door.
    Condé Nast Traveler, Condé Nast Traveler, 22 Jan. 2026
  • And that alarm clock is beginning to tick.
    Nick Harris, Fort Worth Star-Telegram, 20 Jan. 2026
Noun
  • 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.
    Frederick Melo, Twin Cities, 7 Jan. 2026
  • Mamdani brushed aside the appointment, noting that Adams’s administration is on a time clock.
    Ashleigh Fields, The Hill, 27 Dec. 2025
Noun
  • The Sand Pirates pirate ship silently swung like the pendulum on a grandfather clock.
    Brady MacDonald, Oc Register, 5 Dec. 2025
  • At the public library that’s named for Howard Miller, two majestic grandfather clocks stand watch.
    Anna Clark, ProPublica, 1 Dec. 2025
Noun
  • Other decorations included a popcorn bucket, a hamburger, a hot dog cart, a cuckoo clock and a rocking horse.
    Marina Watts, PEOPLE, 30 Dec. 2025
  • 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.
    Ilana Gordon, Entertainment Weekly, 30 Dec. 2025

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Cite this Entry

“Atomic clock.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/atomic%20clock. Accessed 30 Jan. 2026.

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