/ Dictionary / Index N nonflammable: Meaning and Definition of Find definitions for: non•flam•ma•ble Pronunciation: (non-flam'u-bul), [key] — adj. not flammable; not combustible or easily set on fire. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nonflammable (Thesaurus) nonfinite verb nonforfeiture value Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language