English noun: IgM | |||
| 1. | IgM (substance) one of the five major classes of immunoglobulins; involved in fighting blood infections and in triggering production of immunoglobulin G | ||
| Synonyms | immunoglobulin M | ||
| Broader (hypernym) | Ig, immune gamma globulin, immune globulin, immune serum globulin, immunoglobulin | ||