IMMUNOASSAY Meaning of IMMUNOASSAY in English [ ˌɪmjʊnəʊ'aseɪ , ɪˌmju:nəʊ- ]■ noun Biochemistry a procedure for detecting or measuring substances through their properties as antigens. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004