Sketch

An outline or general delineation of anything; a first rough or incomplete draught or plan of any design; especially, in the fine arts, such a representation of an object or scene as serves the artist's purpose by recording its chief features; also, a preliminary study for an original work.

To draw the outline or chief features of; to make a rought of.

To plan or describe by giving the principal points or ideas of.

To make sketches, as of landscapes.

a brief literary description

preliminary drawing for later elaboration; "he made several studies before starting to paint"