autoradiograph
/ˌɔːtoʊˈreɪdioʊɡræf/
noun
- An image produced on a photographic film or plate by the radiation from a radioactive substance, used to study biological or chemical processes.
- Researchers used an autoradiograph to track the movement of nutrients through a plant.
- The autoradiograph showed exactly where the radioactive protein had bound to the DNA.
- The autoradiograph revealed the pattern of radioactive decay in the sample.
Synonyms