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contour line |
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contour line a line on a map or chart joining points of equal height or depth contour line [′kän‚tu̇r ‚līn] (mapping) A map line representing a contour, that is, connecting points of equal elevation above or below a datum plane, usually mean sea level. Also known as contour; isoheight; isohypse. (meteorology) A line on a weather map connecting points of equal atmospheric pressure, temperature, or such. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Some information of particular value to recreational boaters, such as coastal roads and streets and the elevation contour lines that are a useful adjunct to radar navigation in areas such as New England and the San Juan Islands are not available. Extreme contours in the land can add to the difficulty of moving ground elements, if commanders are left to read and operate solely on the complicated contour lines of a topographical map. Elaborate contour lines add another dimension to the table. |
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