Contour

1. n. The outline of a horizontal section of the ground, or of works of fortification.
2. n. The outline of a figure or body, or the line or lines representing such an outline; the line that bounds; periphery.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.