ˈantə̇ˌbädē, -ädi, -tē-, ˈaan-, ˈain- noun
( -es )
Etymology: anti- (I) + body; translation of German antikörper
: any of various body globulins normally present or produced in response to infection or administration of suitable antigens or haptens that combine specifically with antigens (as bacteria, toxins, or foreign red blood cells) and neutralize toxins, agglutinate bacteria or cells, and precipitate soluble antigens — see agglutinin , antitoxin , precipitin