/ Dictionary / Index A acoustic inertance: Meaning and Definition of Find definitions for: acous'tic inert'ance Pronunciation: [key] — Acoustics. Acoustics. inertance. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. acoustic impedance acoustic mine Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language