index librorum prohibitorum

noun

index li·​bro·​rum pro·​hib·​i·​to·​rum

-līˈbrōrəmprōˌhibəˈtōrəm,

-ȯr-

plural indices librorum prohibitorum

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

Word History

Etymology

New Latin, index of prohibited books

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