/ Dictionary / Index I inelastic collision: Meaning and Definition of Find definitions for: inelas'tic colli'sion Pronunciation: [key] — Mech. Mech. a collision in which the total kinetic energy of the colliding bodies or particles is not the same after the collision as it was before (opposed to elastic collision). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inelastic inelegance Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language