radioimmunology

American

[ray-dee-oh-im-yuh-nol-uh-jee] / ˌreɪ di oʊˌɪm jəˈnɒl ə dʒi /

noun

the study of biological substances or processes with the aid of antigens or antibodies labeled with a radioactive isotope.

First recorded in 1960–65; radio- + immunology

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023