/ Dictionary / Index A air conduction: Meaning and Definition of Find definitions for: air' conduc"tion Pronunciation: [key] transmission of sound vibrations to the eardrum through the external auditory meatus (opposed to bone conduction). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. air conditioning air consignment note Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language