/ Dictionary / Index N nitramino: Meaning and Definition of Find definitions for: ni•tra•mi•no Pronunciation: (nī"tru-mē'nō, nī-tram'u-nō"), [key] — adj. Chem. containing the nitramino group. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nitramine nitramino group Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language