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equator

Pronunciation: e-kwa'tor

Definition: A line encircling a globular body, equidistant at all points from the two poles; the periphery of a plane cutting a sphere at the midpoint of, and at right angles to, its axis.

[Mediev. L. aequator, fr. L. aequo, to make equal]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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