01 n. The outline of a figure or body, or the line or lines representing such an outline; the line that bounds; periphery.
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1.
The outline of a figure or body, or the line or lines representing such an outline; the line that bounds; periphery.“Titian's coloring and contours.” — A. Drummond.
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2.
The outline of a horizontal section of the ground, or of works of fortification.(Mil.)
Phrases & compounds
Contour feathers —
those feathers that form the general covering of a bird.
Contour of ground —
the outline of the surface of ground with respect to its undulation, etc.
Contour line —
the line in which a horizontal plane intersects a portion of ground, or the corresponding line in a map or chart.