/ Dictionary / Index N nodular: Meaning and Definition of Find definitions for: nod•u•lar Pronunciation: (noj'u-lur), [key] — adj. of, pertaining to, or characterized by nodules. shaped like or occurring in nodules: a nodular concretion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nodular (Thesaurus) nodose nodular cast iron Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language