ALL meanings of antibody
an·ti·bod·y
A a - countable noun antibody Antibodies are substances which a person's or an animal's body produces in their blood in order to destroy substances which carry disease. 3
- noun antibody any of various proteins produced in the blood in response to the presence of an antigen. By becoming attached to antigens on infectious organisms antibodies can render them harmless or cause them to be destroyed 3
- noun antibody a specialized protein produced by certain lymphocytes, esp. in response to the presence of an antigen, to neutralize, thus creating immunity to, specific antigens; immunoglobulin 3
- noun antibody A blood protein produced in response to and counteracting a specific antigen. Antibodies combine chemically with substances that the body recognizes as alien, such as bacteria, viruses, and foreign substances in the blood. 1
- noun antibody substance produced by immune system 1
- noun plural antibody any of numerous Y -shaped protein molecules produced by B cells as a primary immune defense, each molecule and its clones having a unique binding site that can combine with the complementary site of a foreign antigen, as on a virus or bacterium, thereby disabling the antigen and signaling other immune defenses. Abbreviation: Ab. 1
- noun plural antibody antibodies of a particular type collectively. 1
- noun antibody (immunology) A protein produced by B-lymphocytes that binds to a specific antigen. 0