autoradiograph Syllabification: (au·to·ra·di·o·graph)Pronunciation: /ˌôtōˈrādēəˌgraf/Definition of autoradiograph noun a photograph of an object produced by radiation from radioactive material in the object and revealing the distribution or location of labeled material in the object. verb [with object] make an autoradiograph of. Derivatives autoradiographicPronunciation: /-ˌrādēəˈgrafik/ adjective autoradiographyPronunciation: /-ˌrādēˈägrəfē/ noun autoradiograph in other Oxford dictionaries Definition of autoradiograph in the British & World English dictionary