meaning of retouch
1. To touch again, or rework, in order to improve; to revise; as, to retouch a picture or an essay.
2. To correct or change, as a negative, by handwork.
3. A partial reworking,as of a painting, a sculptors clay model, or the like.
4. alter so as to produce a more desirable appearance; "This photograph has been
">retouched!"