date line meaning

UK /deɪt laɪn/ US /deɪt laɪn/ 2 syllables

date line (noun): an imaginary line on the surface of the earth following (approximately) the 180th meridian.

Definition of date line

  1. an imaginary line on the surface of the earth following (approximately) the 180th meridian

    Synonyms: dateline, International Date Line

    Type of: meridian

How to pronounce date line

date line is pronounced /deɪt laɪn/ in British English and /deɪt laɪn/ in American English. It has 2 syllables.

More about date line on Wikipedia.