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 Bruins don’t leave the Pacific time zone for the next six games. Aaron Heisen, Daily News, 23 Jan. 2026 January 21, 2026 Leading people across countries and time zones means dealing with communication gaps and friction that can easily throw a team off course. Harvard Business Review, 21 Jan. 2026 The last three Winter Olympics locations—in Russia, South Korea and China—have all posed a difficult time zone challenge for viewers in North America. Eben Novy-Williams, Sportico.com, 20 Jan. 2026 Drawing inspiration from the house’s trunks, the additions — including the return of the Escale Worldtime, which simultaneously displays 24 time zones — are offered in platinum for the first time. Luisa Zargani, Footwear News, 19 Jan. 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 30 Jan. 2026.

Kids Definition

time zone

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

More from Merriam-Webster on time zone

Last Updated: - Updated example sentences
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