noun
- A protein produced by the immune system that binds to foreign substances (antigens) and helps destroy or neutralize them; an antibody.
Usage: technical/medical; often abbreviated as Ig
Examples
- Immunoglobulins are essential proteins that help your body fight infections.
- The doctor tested the patient's immunoglobulin levels to assess immune function.
- Different types of immunoglobulins, such as IgG and IgM, have different roles in immunity.
- Vaccines work by stimulating the body to produce specific immunoglobulins against disease-causing pathogens.
- Immunoglobulin therapy can be used to treat certain immune deficiencies.