UTC meaning

UTC is a time standard closely related to Greenwich Mean Time, representing Coordinated Universal Time.


UTC definitions

Word backwards CTU
Part of speech UTC is an acronym for Coordinated Universal Time. It is a proper noun.
Syllabic division The syllable separation of the word "UTC" is U-TC.
Plural The plural of UTC is UTCs.
Total letters 3
Vogais (1) u
Consonants (3) u,t,c

UTC, or Coordinated Universal Time, is the primary time standard by which the world regulates clocks and time. It is based on International Atomic Time (TAI) with leap seconds added at irregular intervals to compensate for the Earth's slowing rotation. UTC is used in many different fields, including aviation, telecommunications, and finance.

History of UTC

UTC was first introduced in 1960 when it replaced Greenwich Mean Time (GMT) as the international time standard. It was established by the International Telecommunication Union (ITU) and the International Astronomical Union (IAU) to provide a more accurate and stable timekeeping system for the world.

How UTC is Calculated

UTC is calculated by combining the time measured by atomic clocks around the world and accounting for the Earth's rotational variations. The addition of leap seconds helps to keep UTC in sync with the Earth's rotation, ensuring that noon is the middle of the day in terms of solar time.

Uses of UTC

UTC is used in a wide range of applications, from coordinating global financial transactions to ensuring accurate timing in satellite communications. It is the standard time reference for international time zones and is used by organizations such as NASA and the military for mission-critical operations.

Overall, UTC plays a crucial role in modern society by providing a consistent and reliable time standard that is essential for global communication, navigation, and coordination. Its accuracy and precision make it indispensable for a wide range of industries and applications.


UTC Examples

  1. The official time standard is Coordinated Universal Time (UTC).
  2. My flight is scheduled to depart at 15:00 UTC.
  3. We need to convert the local time to UTC for the international conference.
  4. UTC is the primary time standard by which the world regulates clocks and time.
  5. The server logs are timestamped in UTC for consistency.
  6. I always set my computer clock to UTC for accurate timekeeping.
  7. The satellite navigation system relies on UTC for precise positioning.
  8. It's important to account for daylight saving time when converting to UTC.
  9. The digital clock displays both the local time and UTC.
  10. UTC eliminates the confusion of dealing with time zones.


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  • Updated 10/04/2024 - 17:13:24