antimeridian

See also: Antimeridian

English

Greenwich antimeridian at 180° longitude

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.

   Synonym: Greenwich antimeridian

   • 2015, Simon Guerrier, Dr. Marek Kukula, The Scientific Secrets of Doctor Who, Random House, →ISBN:

     On the opposite side of the Earth from Greenwich is the antimeridian, a line of longitude that is 180° both east and west of the prime meridian. It cuts through parts of eastern Russia, the Fiji Islands and the middle of the Pacific Ocean.

2. (geography) A meridian of longitude opposite to any given meridian used as a point of reference.

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

   • 2006, William Millar, The Amateur Astronomer's Introduction to the Celestial Sphere, Cambridge University Press, →ISBN, page 24:

     The antimeridian contains your nadir and the opposite celestial pole for your hemisphere. The local meridian and the antimeridian together form the great circle simply called the meridian.

   • 2017, Charles W. J. Withers, Zero Degrees: Geographies of the Prime Meridian, Harvard University Press, →ISBN, page 183:

     Other prime meridians were presented as candidates for the world's baseline: Jersualem; Ferro; Kamchatka; the mid-Atlantic; the Bering Strait; and Greenwich's antimeridian.

Coordinate terms

• antipode

Translations

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

• Catalan: antimeridià m
• French: antiméridien (fr) m
• German: Antimeridian m
• Portuguese: antimeridiano m
• Spanish: antimeridiano m
• Zazaki: antimeridyen

Romanian

Etymology

Borrowed from French antiméridien.

Noun

antimeridian n (plural antimeridiane)

1. antimeridian

Declension

Declension of antimeridian

	singular		plural
	indefinite articulation	definite articulation	indefinite articulation	definite articulation
nominative/accusative	(un) antimeridian	antimeridianul	(niște) antimeridiane	antimeridianele
genitive/dative	(unui) antimeridian	antimeridianului	(unor) antimeridiane	antimeridianelor
vocative	antimeridianule		antimeridianelor

References

• antimeridian in Academia Română, Micul dicționar academic, ediția a II-a, Bucharest: Univers Enciclopedic, 2010. →ISBN