microradiogram
/ˌmʌɪkrə(ʊ)ˈreɪdɪə(ʊ)ɡram/Science
noun
The original image obtained on a sensitive plate or film in microradiography.
Origin
Early 20th century; earliest use found in Journal of the Royal Microscopical Society. From micro- + radiogram, after microradiography.