Dermatological, as a term, relates to the study, diagnosis, and treatment of skin conditions. Other words that can be used to mean the same thing are dermatologic, cutaneous, and epidermal. Dermatologic, like dermatological, refers to skin conditions and treatments. Cutaneous relates to the skin as an organ and everything that it entails. Epidermal is a term that specifically relates to the top layer of the skin, or the epidermis. These synonyms can be used interchangeably to describe anything and everything that relates to the skin, from dermatological appointments to skincare products.