Positive Nikolsky sign is the medical term meaning loosening of the outer layer of skin.
Epidermolysis
Epidermolysis is the medical term meaning loosening of the epidermis from underlying structures. In one genetic disease, epidermolysis bullosa, this loosening happens in large areas.
Epidermolysis
The medical term meaning benign overgrowth and thickening of the epidermis is "hyperkeratosis".
Epidermolysis is the medical term meaning loosening of the skin.
keratosis
The top layer of skin is called the epidermis; epidermal is the medical term meaning pertaining to the skin's surface.
The epidermis is the upper layer of the skin that covers the body.
Acanthosis
The common term for a raised bump on the epidermis filled with a watery fluid is a blister. In medical terms, a small blister is a vesicle, while a large blister is a bulla.
Edema is swelling due to a collection of fat and/or fluid under the skin.
Anacusis is the medical term meaning complete deafness.
Syncope is the medical term meaning fainting.
Melanocytes are the specialized cells in the basal layer of the epidermis that produce melanin. See the link to Wikipedia for further information.
Lamina is the medical term meaning layers.