/ Dictionary / Index C cosmetology: Meaning and Definition of Find definitions for: cos•me•tol•o•gy Pronunciation: (koz"mi-tol'u-jē), [key] — n. the art or profession of applying cosmetics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cosmetology (Thesaurus) cosmetize cosmic Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language