time zone

noun

1. one of the 24 regions or divisions of the globe approximately coinciding with meridians at successive hours from the observatory at Greenwich, England.

time zone

noun

1. a region throughout which the same standard time is used. There are 24 time zones in the world, demarcated approximately by meridians at 15° intervals, an hour apart See also zonetime

time zone

1. Any of the 24 divisions of the Earth's surface used to determine the local time for any given locality. Each zone is roughly 15° of longitude in width, with local variations for economic and political convenience. Local time is one hour ahead for each time zone as one travels east and one hour behind for each time zone as one travels west. The International Meridian Conference in 1884 established the prime meridian as the starting point for the 24 zones.
2. See more at International Date Line

Word History and Origins

Origin of time zone¹

First recorded in 1880–85

Example Sentences

They haven’t spent months changing time zones and zig-zagging across the globe during the 11-month season, so they’re excited about playing again when they get to Australia.

From FiveThirtyEight

This avoids the dreaded, time-consuming search for a suitable slot amongst meeting-heavy calendars and accounts for time zone differences across teams.

From Digiday

Working across time zones and enhanced collaboration among teams has ensured that partners are fully covered.

From Digiday

Everyone except The Martin Agency core team worked remotely, in different time zones across New York City, Los Angeles and Virginia.

From Digiday

We would be adjusting to a time zone that isn’t ours, sleeping in beds with divots made by someone else and searching for scissors through junk drawers that don’t contain our junk.

From Washington Post

The morning of the 11th, my father awoke me with a phone call from the Eastern Time Zone to suggest I turn on the television.

From The Daily Beast

He lived in Washington, but his moral time zone was set to Evil Standard Time.

From The Daily Beast

That said, it wouldn't shock me if certain content was only available during the day in any given time zone.

From The Daily Beast

For the best event-planning partner in any time zone, meet Maureen Ryan Fable at First Protocol.

From The Daily Beast

On Twitter, for instance, activists launched a worldwide call for people to change their Twitter location and time zone to Tehran.

From The Daily Beast

With a professional eye Mrs. Mimms noted the drawn mouths, the tense expressions typical of the Time Zone and shook her head.

From Project Gutenberg

He forgot until the ringing started that it was another time-zone there—an hour or two earlier.

From Project Gutenberg

All that might-have-been talent that's lost in every Time Zone!

From Project Gutenberg

You were suddenly transferred to another Time Zone and there was no one to carry on.

From Project Gutenberg

Konkrook and Skilk were in the same time-zone; that was fast work.

From Project Gutenberg