Thesaurus

atomic clock

noun

Synonyms of atomic clock

See the Dictionary Definition 

Learn More About atomic clock

Time Traveler for atomic clock

Time Traveler

The first known use of atomic clock was in 1924

See more words from the same year

Thesaurus Entries Near atomic clock

atomic

atomic clock

atomic clocks

See More Nearby Entries 

Cite this Entry

“Atomic clock.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/atomic%20clock. Accessed 24 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on atomic clock

Britannica.com: Encyclopedia article about atomic clock

WORD OF THE DAY

Test Your Vocabulary

Name That Color

  • a light greenish blue color
  • Name that color:
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!