/ Dictionary / Index I Index Librorum Prohibitorum*: Meaning and Definition of Find definitions for: In•dex Li•bro•rum Pro•hib•i•to•rum Pronunciation: (in'deks-lī-brôr'um prō-hib"i-tôr'um, -brōr'um prō-hib"i-tōr'-, lē-), [key] — pl. In•di•ces Li•bro•rum Pro•hib•i•to•rum a list of books forbidden to be read except from expurgated editions or by special permission. Cf. Index Expurgatorius. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. indexing service index-link Related Content Daily Word Quiz: torrid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language