| contour line | |
| —n | |
| Often shortened to: contour a line on a map or chart joining points of equal height or depth | |
| two quantities having the same or a constant ratio or relation |
| the amount by which one quantity is greater or less than another |
contour line (kŏn't r') Pronunciation Key
(click for larger image in new window) A line on a map joining points of equal elevation above a given level, usually mean sea level. ◇ The change in elevation between one contour line and the next is the contour interval. |