antimeridian

English

Etymology

anti- +‎ meridian

Noun

antimeridian (plural antimeridians)

1. (geography) The reference line at 180° longitude, on the opposite side of earth to the prime meridian.
2. (geography) A meridian of longitude opposite to any given meridian.

   123° west is the antimeridian of the 57° east meridian

Translations

the reference line at 180° longitude, on the opposite side of earth to the prime meridian

• Portuguese: antimeridiano m
• (deprecated template usage) {{trans-mid}}

Related terms

• antipode