Anatoxin and Antigen

Anatoxin noun - A bacterial toxin that has been weakened until it is no longer toxic but is strong enough to induce the formation of antibodies and immunity to the specific disease caused by the toxin.

Antigen and anatoxin are semantically related. In some cases you can use "Antigen" instead a noun "Anatoxin".

Antigen noun - Any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies).

Anatoxin and antigen are semantically related. Sometimes you can replace term "Anatoxin" with "Antigen", this nouns are similar.