card index cardinal virtue • card-index · · · Info · Definitions · Synonyms · Characters · · card index · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) an alphabetical listing of items (e.g., books in a library) with a separate card for each item. Synonyms: card index, card catalog, card catalogue. · · Noun Definition 1 Synonyms · · · card catalog · · Synonym 1 card catalogue · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 x latin small letter x U+0078