Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun igm
1 sense of igm
Sense 1
immunoglobulin M, IgM -- (one of the five major classes of immunoglobulins; involved in fighting blood infections and in triggering production of immunoglobulin G)
=> immunoglobulin, Ig, immune serum globulin, immune gamma globulin, immune globulin -- (a class of proteins produced in lymph tissue in vertebrates and that function as antibodies in the immune response)