/ Dictionary / Index B butyl nitrite: Meaning and Definition of Find definitions for: bu'tyl ni'trite Pronunciation: [key] — Chem. Chem. a volatile liquid, CHNO, the vapor of which can cause headache and vasodilation, used as an active ingredient in some household deodorizers, and misused by inhalation to prolong the sensation of orgasm. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. butyl group butyraceous Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language