International Atomic Time

noun

A high-precision atomic coordinate time standard based on the notional passage of proper time on Earth's geoid.

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Meanings

nounInternational Atomic Time (uncountable)
  1. uncountableA high-precision atomic coordinate time standard based on the notional passage of proper time on Earth's geoid.

    Synonyms: TAI

Synonyms & antonyms

nounA high-precision atomic coordinate time standard based on the notional passage of proper time on Earth's geoid.

Similar
TAI
Cite this entry
APA

International Atomic Time. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/International%20Atomic%20Time

MLA

“International Atomic Time.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/International%20Atomic%20Time. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “International Atomic Time,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/International%20Atomic%20Time.

Source: International Atomic Time on Wiktionary, CC BY-SA 4.0.