unretouched

verb (used with object)

1. to improve with new touches, highlights, or the like; touch up or rework, as a painting or makeup.
2. Photography. to alter (a negative or positive) after development by adding or removing lines, lightening areas, etc., with a pencil, brush, or knife.
3. to dye, tint, or bleach (a new growth of hair) to match or blend with the color of an earlier and previously dyed growth.

noun

4. an added touch to a picture, painting, paint job, etc., by way of improvement or alteration.
5. an act or instance of dyeing new growth of hair to blend with previously dyed hair.

verb (tr)

1. to restore, correct, or improve (a painting, make-up, etc) with new touches
2. photog to alter (a negative or print) by painting over blemishes or adding details
3. to make small finishing improvements to
4. archaeol to detach small flakes from (a stone) in order to make a tool

noun

5. the art or practice of retouching
6. a detail that is the result of retouching
7. a photograph, painting, etc, that has been retouched
8. archaeol fine percussion to shape flakes of stone into usable tools

v.1640s, from French retoucher (13c.) “to touch again” (with a view to improving), from re- “again” (see re-) + toucher (see touch (v.)).