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Word of the Day – Monday, October 14th |
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NADIR (NAY-duhr) The
lowest point
In topography, a nadir is a point on a surface that is lower in elevation than all points immediately adjacent to it. Mathematically, a nadir is a local minimum of elevation. A nadir may be the lowest point of a dry basin or depression, or the deepest point of a body of water or ice. The nadir of a body of water is often called a "deep", as in the Challenger Deep, the nadir of the Earth's oceans.
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Nadir".
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