dermis
Definitions
The thick layer of living tissue below the epidermis that forms the true skin, containing blood capillaries, nerve endings, sweat glands, and hair follicles.
The sensitive vascular layer of the skin situated immediately beneath the epidermis.
Examples
The tattoo needle must penetrate the epidermis to deposit ink into the dermis.
Collagen fibers within the dermis provide the skin with its structural strength and elasticity.