Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun international_date_line

1 sense of international date line

Sense 1
dateline, date line, International Date Line -- (an imaginary line on the surface of the earth following (approximately) the 180th meridian)
       INSTANCE OF=> meridian, line of longitude -- (an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator; "all points on the same meridian have the same longitude")