/ Dictionary / Index D delimit: Meaning and Definition of Find definitions for: de•lim•it Pronunciation: (di-lim'it), [key] — v.t. to fix or mark the limits or boundaries of; demarcate: A ravine delimited the property on the north. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: delimit (Thesaurus) De Lillo delimitate Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language