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Showing results for international atomic time. Search instead for international+wanted+notice.
Synonyms

international atomic time

American  

noun

  1. a system of measuring time based on atomic clocks that measure the second as the basic unit of time in the International System of Units (SI). IAT

International Atomic Time British  

noun

  1.  TAI.  the scientific standard of time based on the SI unit, the second, used by means of atomic clocks and satellites to synchronize the time standards of the major nations

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