/ Dictionary / Index C complicated: Meaning and Definition of Find definitions for: com•pli•cat•ed Pronunciation: (kom'pli-kā"tid), [key] — adj. composed of elaborately interconnected parts; complex: complicated apparatus for measuring brain functions. difficult to analyze, understand, explain, etc.: a complicated problem. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: complicated (Thesaurus) complicate complication Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language