Definition of: retouch

(rē·tuch′) v.t.
1. To add new touches to; modify; revise.
2. Phot. To change, or improve, as a print, by a hand process in which a hard, sharp pencil or fine brush is used.
—noun (also rē′tuch′) An additional touch, as to a picture, model, or other work of art, previously regarded as finished. [<F retoucher]
—re·touch′er noun