Dictionary

international date line

noun

Definition of INTERNATIONAL DATE LINE

:  an arbitrary line approximately along the 180th meridian designated as the place where each calendar day begins

First Known Use of INTERNATIONAL DATE LINE

circa 1909

Browse

Next Word in the Dictionary: internationalePrevious Word in the Dictionary: international crimeAll Words Near: international date line
March 29, 2015
discomfit Hear it
To thwart or disconcert
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears