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radiobroadcasting
radiocarbon
radiocarbon dating
radiochemistry
radioelement
radiogenic
radiogram
radiograph
radioimmunoassay
radioiodine
radioisotope
radiolabel
radiolarian
radiolocation
radiology
radiolucent
radiolysis
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radioimmunoassay
ra·di·o·im·mu·no·as·say [ ràydee ō ìmmyənō áss ày ]


noun 
Definition:
 
testing for antibodies: the technique of measuring the levels of antibodies in the blood by introducing into the bloodstream a substance that has a radioactive tracer attached to it

ra·di·o·im·mu·no·as·say·a·ble [ ràydee ō ìmmyənō áss ày əb'l ] adjective
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