Definition from Wiktionary, the free dictionary
- (transitive) To improve something (especially a photograph), by adding or correcting details, or by removing flaws.
- (transitive) To colour the roots of hair to match hair previously coloured.
- (archaeology) To modify a flint tool by making secondary flaking along the cutting edge.
to improve something, especially a photograph
retouch (plural retouches)
- The act of retouching.