International Atomic Time

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International Atomic Time

n
(Horology) 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. Abbreviation: TAI

International Atomic Time

The time reference scale established by the Bureau International des Poids et Mesures on the basis of atomic clock readings from various laboratories around the world. Also called TAI.