/ Dictionary / Index N nonallergenic: Meaning and Definition of Find definitions for: non•al•ler•gen•ic Pronunciation: (non"al-ur-jen'ik), [key] — adj. not causing an allergic reaction: nonallergenic cosmetics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nonalignment nonallergic Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language