reference meridian


reference meridian
That selected to establish grid north or local time.

Aviation dictionary. 2014.

Look at other dictionaries:

  • Reference ellipsoid — In geodesy, a reference ellipsoid is a mathematically defined surface that approximates the geoid, the truer figure of the Earth, or other planetary body.Because of their relative simplicity, reference ellipsoids are used as a preferred surface… …   Wikipedia

  • Meridian Museum of Art — U.S. National Register of Historic Places Mississippi Landmark …   Wikipedia

  • Meridian Regional Airport — Key Field USGS aerial image 2 March 1996 IATA: MEI – ICAO: KMEI – FAA LID: MEI …   Wikipedia

  • Meridian — Me*rid i*an, n. [F. m[ e]ridien. See {Meridian}, a.] [1913 Webster] 1. Midday; noon. [1913 Webster] 2. Hence: The highest point, as of success, prosperity, or the like; culmination. [1913 Webster] I have touched the highest point of all my… …   The Collaborative International Dictionary of English

  • Meridian circle — Meridian Me*rid i*an, n. [F. m[ e]ridien. See {Meridian}, a.] [1913 Webster] 1. Midday; noon. [1913 Webster] 2. Hence: The highest point, as of success, prosperity, or the like; culmination. [1913 Webster] I have touched the highest point of all… …   The Collaborative International Dictionary of English

  • Meridian instrument — Meridian Me*rid i*an, n. [F. m[ e]ridien. See {Meridian}, a.] [1913 Webster] 1. Midday; noon. [1913 Webster] 2. Hence: The highest point, as of success, prosperity, or the like; culmination. [1913 Webster] I have touched the highest point of all… …   The Collaborative International Dictionary of English

  • Meridian of a globe — Meridian Me*rid i*an, n. [F. m[ e]ridien. See {Meridian}, a.] [1913 Webster] 1. Midday; noon. [1913 Webster] 2. Hence: The highest point, as of success, prosperity, or the like; culmination. [1913 Webster] I have touched the highest point of all… …   The Collaborative International Dictionary of English

  • Meridian Hill Park — U.S. National Register of Historic Places U.S. National Historic Landmark …   Wikipedia

  • Meridian House — U.S. National Register of Historic Places …   Wikipedia

  • Meridian Highway Bridge — Official name Meridian Highway Bridge Carries Closed, previously 2 lanes of US 81 Crosses …   Wikipedia


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