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date line

American  
date line British  

noun

  1. (often capitals) short for International Date Line

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

date line Scientific  
/ dāt /
  1. The International Date Line.


Etymology

Origin of date line

First recorded in 1875–80

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The short answer is that Mondays become Tuesdays at the international date line, a boundary that runs through the Pacific Ocean.

From New York Times Apr. 24, 2024

Swift wrapped up the last of four shows in Japan on Saturday night, then hopped on a private plane at Haneda Airport for a flight across nine time zones and the international date line.

From Seattle Times Feb. 11, 2024

Sports journalists and the Embassy of Japan become overnight experts on the international date line and travel logistics.

From New York Times Feb. 8, 2024

The position of the international date line meant hitting a ball into right field was hitting it into the next day.

From Washington Post Apr. 30, 2022

The date line was Greenwich, Connecticut, and it stated that two children of Mr. and Mrs. Steven C. Kincaid, Sr. had been missing since Wednesday.

From "From the Mixed-Up Files of Mrs. Basil E. Frankweiler" by E.L. Konigsburg

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