immunoradiometric assay

noun
im·​mu·​no·​ra·​dio·​met·​ric assay | \ -ˌrād-ē-ō-ˈme-trik- How to pronounce immunoradiometric assay (audio) \

Medical Definition of immunoradiometric assay

: immunoassay of a substance by combining it with a radiolabeled antibody