We don't have synonyms for idiotype yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are ideotype, idiotope and idiotize.
(n) :
(immunology) A characteristic shared by a group of immunoglobulin or T-cell receptor molecules, based on the antigen-binding specificity of their variable region; and thus, the resultant immunologic phenotype, which can often be specific to a person or to only a small percentage of people.
(n) :
(immunology) A characteristic shared by a group of immunoglobulin or T-cell receptor molecules, based on the antigen-binding specificity of their variable region; and thus, the resultant immunologic phenotype, which can often be specific to a person or to only a small percentage of people.