- Prevention or interference with the development of immunologic response; may reflect natural immunologic unresponsiveness (tolerance), may be artificially induced by chemical, biological, or physical agents, or may be caused by disease.
* * *im·mu·no·sup·pres·sion -sə-'presh-ən n suppression (as by drugs) of natural immune responses
* * *n.suppression of the immune response, usually by disease (e.g. AIDS) or by drugs (e.g. steroids, azathioprine, ciclosporin).
* * *im·mu·no·sup·pres·sion (im″u-no-sə-preshґən) the prevention or diminution of the immune response, as by irradiation or by administration of antimetabolites, antilymphocyte serum, or specific antibody; see also immunodeficiency. Called also immunodepression.
Medical dictionary. 2011.