очертание означава в английски

contour [contours]▼(outline, boundary or border)
noun
[UK: ˈkɒn.tʊə(r)] [US: ˈkɑːn.ˌtʊr]

delineation [delineations]▼(an image of the outline of an object)
noun
[UK: dɪ.ˌlɪ.nɪ.ˈeɪʃ.n̩] [US: də.ˌlɪ.ni.ˈeɪʃ.n̩]

line [lines]▼(exterior limit of a figure, plat, or territory; boundary; contour; outline)
noun
[UK: laɪn] [US: ˈlaɪn]

outline [outlines]▼(line marking the boundary of an object figure)
noun
[UK: ˈaʊt.laɪn] [US: ˈaʊˌt.laɪn]