Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.
Related to contour line: Contour interval
A line on a map that joins points of equal elevation.
(Physical Geography) a line on a map or chart joining points of equal height or depth. Often shortened to: contour
a line representing the locus of points at the same elevation on a topographic surface.
A line on a map joining points of the same elevation.
A line on a map or chart connecting points of equal elevation.
A line on a map that connects points of equal height.