/ Dictionary / Index M modillion: Meaning and Definition of Find definitions for: mo•dil•lion Pronunciation: (mō-dil'yun, mu-), [key] — n. Archit. an ornamental cantilever beneath the corona or similar member of a cornice, stringcourse, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: modillion (Thesaurus) Modigliani modiolus Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language