International Atomic Time


an international time standard, based on the SI unit of the second, synchronised by means of atomic clocks and satellites, introduced in 1958. Abbrev.: TAI

Australian English dictionary. 2014.

Look at other dictionaries:

  • International Atomic Time — ( [http://www.bipm.org/en/scientific/tai/tai.html TAI] , from the French name Temps Atomique International) is a high precision atomic time standard that tracks proper time on Earth s geoid. It is the principal realisation of Terrestrial Time,… …   Wikipedia

  • International Atomic Time —   [ɪntə næʃnl ə tɔmɪk taɪm, englisch], Abkürzung IAT [aɪeɪ i:], die internationale Atomzeit (Zeitmessung) …   Universal-Lexikon

  • international atomic time — a system of measuring time based on atomic clocks that measure the second as defined as the SI unit of time. Abbr.: IAT * * * International Atomic Time noun An international standard of time synchronized by atomic clocks (abbrev TAI) • • • Main… …   Useful english dictionary

  • international atomic time — tarptautinis atominis laikas statusas T sritis automatika atitikmenys: angl. international atomic time vok. internationale Atomzeit, f rus. международное атомное время, n pranc. temps atomique international, m …   Automatikos terminų žodynas

  • international atomic time — tarptautinis atominis laikas statusas T sritis Standartizacija ir metrologija apibrėžtis Laikas, kuris apskaičiuojamas Tarptautiniame svarsčių ir matų biure remiantis visame pasaulyje išdėstytų daugiau kaip 200 atominių laikrodžių rodmenimis.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • 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 …   Military dictionary

  • international atomic time — a system of measuring time based on atomic clocks that measure the second as defined as the SI unit of time. Abbr.: IAT * * * …   Universalium

  • atomic time — ▪ physics       timescale generated by atomic clocks (atomic clock), which furnish time more accurately than was possible with previous astronomical means (measurements of the rotation of the Earth and its revolution about the Sun). International …   Universalium

  • Time and frequency transfer — describes mechanisms for comparing measurements of time and frequency from one location to another. The technique is commonly used for creating and distributing standard time scales such as International Atomic Time (TAI).Examples of time and… …   Wikipedia

  • Atomic clock — Nuclear clock redirects here. For the clock as a measure for risk of catastrophic destruction, see Doomsday Clock. For a clock updated by radio signals (commonly but inaccurately called an atomic clock ), see Radio clock. For the album by Zion I …   Wikipedia

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