any spatial attributes (especially as defined by outline); "he could barely make out their shapes through the smoke"
A line on a map that joins places of the same elevation (height) above sea level (or a specified datum surface
A contour on a map is a line joining points of equal height and indicating hills, valleys, and the steepness of slopes. a contour map showing two hills and this large mountain in the middle
A line on a map or chart delineating those points which have the same altitude or other plotted quantity: a contour line or isopleth
a series of curves forming a closed path in a plane or on a surface Also, stress and displacement contours that represent lines connecting stresses and displacements of the same magnitude
An imaginary line that connects all points on a surface having the same elevation
line drawn on a map to join points of equal height Contours are drawn at regular height intervals; for example, every 10 m The closer together the lines are, the steeper the slope
An imaginary line on the surface of the earth connecting points of the same elevation A line drawn on a map connecting the points of the same elevation