retouch Syllabification: (re·touch)Pronunciation: /rēˈtəCH/Translate retouch | into Italian Definition of retouch verb [with object] improve or repair (a painting, a photograph, makeup, etc.) by making slight additions or alterations. Derivatives retoucher noun Origin: late 17th century: probably from French retoucherretouch in other Oxford dictionaries Definition of retouch in the British & World English dictionary