time zone

noun

: a geographic region within which the same standard time is used

Illustration of time zone

Illustration of time zone
  • A Pacific time
  • B mountain time
  • C central time
  • D eastern time

Examples of time zone in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The planes will feature a wellness zone designed to encourage movement and stretching, alongside lighting systems engineered to gradually align travelers with their destination’s time zone and ease jet lag. Jake McGowan, CNN Money, 19 June 2026 The biggest World Cup ever has brought some logistics challenges to the 48 teams in the tournament being played across three countries and four time zones. Dorany Pineda, Chicago Tribune, 19 June 2026 The solstice occurs simultaneously around the world, regardless of time zones. Jamie Carter, Forbes.com, 19 June 2026 The next puzzle will be available at midnight in your time zone. Mark Cooper, New York Times, 17 June 2026 See All Example Sentences for time zone

Word History

First Known Use

1882, in the meaning defined above

Time Traveler
The first known use of time zone was in 1882

Browse Nearby Words

Cite this Entry

“Time zone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/time%20zone. Accessed 20 Jun. 2026.

Kids Definition

time zone

noun
: a geographic region within which the same standard time is used

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