/ Dictionary / Index D denticulate: Meaning and Definition of Find definitions for: den•tic•u•late Pronunciation: (den-tik'yu-lit, -lāt"), [key] — adj. finely dentate, as a leaf. having dentils. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: denticulate (Thesaurus) denticle denticulation Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language