/ Dictionary / Index A accelerogram: Meaning and Definition of Find definitions for: ac•cel•er•o•gram Pronunciation: (ak-sel'ur-u-gram"), [key] — n. a graphic record in chart form, produced by an accelerograph in response to seismic ground motions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. accelerator accelerograph Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language