Breadcrumb Home > Dictionary > Index N nonsingular: Meaning and Definition of Find definitions for: non•sin•gu•lar Pronunciation: (non-sing'gyu-lur), [key] — adj. Math. not singular. Cf.(def. 7). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nonsighted nonsked ✖ Related Content Daily Word Quiz: restive Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language