Coordinated Universal Time

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Term: Coordinated Universal Time

By international agreement, the local time at the prime meridian, which passes through Greenwich, England. It was formerly known as Greenwich Mean Time, or sometimes simply Universal Time.  There are 24 time zones around the world, labeled alphabetically. The time zone centered at Greenwich has the double designation of A and Z. Especially in the military community, Coordinated Universal Time is often referred to as Z or Zulu Time.

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan