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Definition of Atomic Clock in English :

Define Atomic Clock in English

Atomic Clock meaning in English

Meaning of Atomic Clock in English

Pronunciation of Atomic Clock in English

Atomic Clock pronunciation in English

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Atomic Clock

see synonyms of atomic clock

Noun

1. atomic clock

a timepiece that derives its time scale from the vibration of atoms or molecules

WordNet Lexical Database for English. Princeton University. 2010.

Atomic Clock

see synonyms of atomic clock
noun
an extremely accurate clock in which an electrical oscillator is controlled by the natural vibrations of an atomic or molecular system such as caesium or ammonia

Collins English Dictionary. Copyright © HarperCollins Publishers

Atomic Clock

see synonyms of atomic clock
an extremely accurate clock whose precision depends upon the very constant frequency at which atoms (or molecules) of certain substances, as of cesium, rubidium, or ammonia, absorb or emit electromagnetic radiation

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Atomic Clock

see synonyms of atomic clock
n.
An extremely precise timekeeping device regulated in correspondence with a characteristic invariant frequency of an atomic or molecular system.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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