radiodiagnostic
/ˌreɪdɪəʊˌdʌɪəɡˈnɒstɪk/Medicine
adjective
Of or relating to radiodiagnosis.
noun
A radiolabelled compound used in an imaging or other diagnostic procedure.
Origin
Early 20th century; earliest use found in Journal of the American Medical Association. From radio- + diagnostic, after radiodiagnosis, radiodiagnostics.