-līˈbrōrəmprōˌhibəˈtōrəm, -ȯr- noun
( plural indices librorum prohibitorum )
Etymology: New Latin, index of prohibited books
1. sometimes capitalized I&L&P : a list of proscribed books
2. usually capitalized I&L&P : a list of books condemned in whole or in part as dangerous to faith or morals by church authority and forbidden to Roman Catholics — compare index expurgatorius