contour line
contour line [′kän‚tu̇r ‚līn]
A line on a map or drawing representing points of equal elevation on the ground.
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.
contour line
contour lines
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