/ Dictionary / Index D dermatology: Meaning and Definition of Find definitions for: der•ma•tol•o•gy Pronunciation: (dûr"mu-tol'u-jē), [key] — n. the branch of medicine dealing with the skin and its diseases. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dermatology (Thesaurus) dermatologist dermatome Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language