ALL meanings of international atomic time
in·ter·na·tion·al a·tom·ic time
I i - noun Technical meaning of international atomic time (time, standard) (TAI) An international standard measurement of time based on the comparison of many atomic clocks. TAI is maintained by the Bureau International des Poids et Mesures (BIPM), the world's governing body for civil atomic time measurement. TAI is the basis for Coordinated Universal Time. 1
- noun international atomic time 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). Abbreviation: IAT. 1
- noun international atomic time 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 0