the branch of medicine dealing with the skin, hair, and nails
Origin of dermatologydermato- + -logy
The branch of medicine that deals with the diagnosis and treatment of diseases and disorders of the skin.
- der′ma·to·log′i·cal der′ma·to·log′ic
(countable and uncountable, plural dermatologies)
From Ancient Greek δέρμα (derma, “skin, hide”) + -logy