Plainly
look up a word, understand it — no rabbit hole
dermatology
noundur-muh-TAH-luh-jee
meaning in plain English
The part of medicine that deals with skin problems and how to treat them.
derma = skin, -logy = study—so dermatology is just the study of skin.
for example
After her bad sunburn, she made an appointment with a dermatology specialist to check for damage.