meridian
Definition from Wiktionary, the free dictionary
See also Meridian
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[edit] English
[edit] Etymology
From Middle English, from Old French, from Latin meridianus (“of or belonging to midday or to the south, southern”), from meridies (“midday, the south”), originally *medidies, from medius (“middle”) + diēs (“day”).
[edit] Noun
meridian (plural meridians)
- An imaginary great circle on the Earth's surface, passing through the geographic poles.
- Either half of such a great circle, all points of which have the same longitude.
- (astronomy) A great circle passing through the poles of the celestial sphere and the zenith for a particular observer.
- (mathematics) A similar line on any general surface of revolution.
- (alternative medicine) Any of the longitudinal pathways on the body along which acupoints are thought to be distributed.
- The highest point or state of consciousness and enlightenment achievable by a human.
[edit] Translations
imaginary great circle on the Earth's surface
[edit] Adjective
meridian
- Meridional; relating to a meridian.
- Relating to noon
[edit] External links
- meridian in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
- meridian in The Century Dictionary, The Century Co., New York, 1911
- meridian at OneLook Dictionary Search