/ Dictionary / Index N nitrosyl: Meaning and Definition of Find definitions for: ni•tro•syl Pronunciation: (nī'tru-sil), [key] — adj. Chem. nitroso. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nitrostarch nitrosylsulfuric Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language