ATOMIC_CLOCK meaning: Extremely precise timekeeping using atoms

We found 17 dictionaries that define the word atomic clock:

General (15 matching dictionaries)

atomic clock: Merriam-Webster
atomic clock: Oxford Learner's Dictionaries
atomic clock: American Heritage Dictionary of the English Language
atomic clock: Collins English Dictionary
atomic clock: Vocabulary.com
atomic clock: Wiktionary
atomic clock: The Wordsmyth English Dictionary-Thesaurus
atomic clock: Infoplease Dictionary
atomic clock: Dictionary.com
Atomic Clock (Zion I album), Atomic clock: Wikipedia, the Free Encyclopedia
atomic clock: Rhymezone
atomic clock: FreeDictionary.org
atomic clock: Mnemonic Dictionary
atomic clock: TheFreeDictionary.com
atomic clock: Merriam-Webster

Computing (1 matching dictionary)

atomic clock: Encyclopedia

Slang (1 matching dictionary)

Atomic clock: Urban Dictionary

(Note: See atomic_clocks as well.)

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Definitions from Wiktionary (atomic clock)

▸ noun: An extremely accurate reference clock whose operation is based on an atomic process, typically the frequency of electromagnetic radiation associated with a specified energy-level transition in an element such as cesium.
▸ noun: (proscribed) A radio clock.

Opposite:

analog clock, mechanical clock, non-digital clock

Phrases:

Chip-scale atomic clock, Deep Space Atomic Clock, more...

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