[1] : The Collaborative International Dictionary of English v.0.48

contour \contour"\, n. f. contour, fr. contourner to mark the
   outlines; con- + tourner to turn. see turn.
   1. the outline of a figure or body, or the line or lines
      representing such an outline; the line that bounds;
      periphery.
      1913 webster

            titian's coloring and contours.       --a. drummond.
      1913 webster

   2. mil. the outline of a horizontal section of the ground,
      or of works of fortification.
      1913 webster

   contour feathers zool., those feathers that form the
      general covering of a bird.

   contour of ground surv., the outline of the surface of
      ground with respect to its undulation, etc.

   contour line topographical suv., the line in which a
      horizontal plane intersects a portion of ground, or the
      corresponding line in a map or chart.
      1913 webster
see also:
turn contour feathers contour of ground contour line 

[2] : WordNet (r) 2.0

contour
     n 1: a line drawn on a map connecting points of equal height
          syn: contour line
     2: any spatial attributes especially as defined by outline;
        "he could barely make out their shapes through the smoke"
        syn: shape, form, configuration, conformation
     3: a feature or the order or arrangement of features of
        anything having a complex structure; "the contours of the
        melody"; "it defines a major contour of this
        administration"
     v : form the contours of
see also:
contour line shape form configuration conformation 

[3] : Moby Thesaurus II by Grady Ward, 1.0

23 moby thesaurus words for "contour":
   broad lines, configuration, delineate, delineation, features,
   figuration, figure, framework, galbe, gestalt, limn, line,
   lineaments, lineation, lines, main features, outline, profile,
   relief, shapes, silhouette, skeleton, tournure

Contour >> C Words
Contour, definition of term: Contour
contour_pag1.html

Contour Map >> C Words
Contour Map, definition of term: Contour Map
contour+map_pag1.html

Contour Line >> C Words
Contour Line, definition of term: Contour Line
contour+line_pag1.html