make a mark or lines on a surface; "draw a line"; "trace the outline of a figure in the sand"
To indicate by lines drawn in the form or figure of; to represent by sketch, design, or diagram; to sketch out; to portray; to picture; in drawing and engraving, to represent in lines, as with the pen, pencil, or graver; hence, to represent with accuracy and minuteness
If you delineate something such as an idea or situation, you describe it or define it, often in a lot of detail. Biography must to some extent delineate characters
delineate the form or outline of; "The tree was clearly defined by the light"; "The camera could define the smallest object"
If you delineate a border, you say exactly where it is going to be. an agreement to delineate the border