meridian
- Noun. An imaginary great circle on the Earth's surface, passing through the geographic poles.
- Noun. Either half of such a great circle, all points of which have the same longitude.
- Noun. (astronomy) A great circle passing through the poles of the celestial sphere and the zenith for a particular observer.
- Noun. (mathematics) A similar line on any general surface of revolution.
- Noun. (context, alternative medicine) Any of the longitudinal pathways on the body along which acupoints are thought to be distributed.
- Noun. The highest point or state of consciousness and enlightenment achievable by a human.
- Adjective. Meridional; relating to a meridian.
- Adjective. Relating to noon.
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This entry was last updated on RefTopia from its source on 3/20/2012.