/ Dictionary / Index A air-breathe: Meaning and Definition of Find definitions for: air-breathe Pronunciation: (âr'brē"), [key] — -breathed -breath•ing. (of an engine, aircraft, missile, etc.) to take in air from the atmosphere to oxidize the fuel for combustion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. airbrasive air-breather Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language