oidiomycin o·id·i·o·my·cin (ō-ĭd'ē-ō-mī'sĭn)
n.
An antigen used to demonstrate cutaneous hypersensitivity in patients infected with one of the Candida species of fungi.
One of a series of antigens used to demonstrate an immunocompromised patient's capacity to react to any cutaneous antigen.