/ Dictionary / Index T thunderpeal: Meaning and Definition of Find definitions for: thun•der•peal Pronunciation: (thun'dur-pēl"), [key] — n. a crash of thunder; thunderclap. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. thunderous thundershower Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language