epidermic
/ˌɛpɪˈdɛrˌmɪk/; /ˌɛpɪˈdɛərˌmɪk/Definitions
1. adjective
relating to or affecting the epidermis (the outermost layer of the skin)
“The epidermic reaction to the new skin cream was immediate and severe.”
2. noun
a disease or condition that affects the epidermis (the outermost layer of the skin)
“The dermatologist specialized in epidermic conditions such as eczema and psoriasis.”