/ Dictionary / Index M meninges: Meaning and Definition of Find definitions for: me•nin•ges Pronunciation: (mi-nin'jēz), [key] — sing. me•ninx the three membranes covering the brain and spinal cord. Cf.(def. 6), Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: meninges (Thesaurus) Ménière's syndrome meningioma Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language