/ Dictionary / Index R repeating decimal: Meaning and Definition of Find definitions for: repeat'ing dec'imal Pronunciation: [key] — Math. Math. a decimal numeral that, after a certain point, consists of a group of one or more digits repeated ad infinitum, as 2.33333 … . or 23.0218181818 … . Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. repeater repeating firearm Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language