1. (noun) any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response

• abo antibodies
• agglutinin
• alloantibody
• isoantibody
• antitoxin
• autoantibody
• forssman antibody
• heterophil antibody
• heterophile antibody
• ig
• immune gamma globulin
• immune globulin
• immune serum globulin
• immunoglobulin
• monoclonal
• monoclonal antibody
• opsonin
• precipitin
• rh antibody

1. (noun) any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response

• protein