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Spheroid

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Spheroid - definition(s)

spheroid

(1) [Euclidean geometry] A three-dimensional SHAPE / Shape obtained by rotating an ellipse about its minor axis, resulting in an oblate spheroid, or about its major axis, resulting in a prolate spheroid.

(2) [geodesy] When used to represent the earth, a three-dimensional SHAPE / Shape obtained by rotating an ellipse about its minor axis, with dimensions that either approximate the earth as a whole, or with a part that approximates the corresponding portion of the geoid.

[Category=Geospatial ]

Source: esri, 28 August 2012 09:20:39, http://support.esri.com/en/knowledgebase/GISDictionary/term/abbreviation External 


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