/ Dictionary / Index I indexing service: Meaning and Definition of Find definitions for: in'dexing serv"ice Pronunciation: [key] a service that indexes the contents of a number of publications for use in printed or machine-readable form. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. index fund Index Librorum Prohibitorum* 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