Index

Index, in′deks, n. anything that indicates or points out: a hand that directs to anything, as the hour of the day, &c.: the forefinger: alphabetical list of subjects treated of in a book: (math.) the exponent of a power:—pl. Indexes (in′deks-ez), and in math., Indices (in′di-sēz).—v.t. to provide with or place in an index.—ns. In′dex-dig′it, In′dex-fing′er, the forefinger, or in other animals that digit representing the human index.—adjs. Index′ical; In′dexless, without an index.—Index Expurgatorius, in the R.C. Church, an authoritative list of books only to be read in expurgated editions; Index Librorum Expurgandorum, or Index Librorum Prohibitorum, an official list of books which the faithful are absolutely forbidden to read at all under pain of instant excommunication; Index rerum, an index of subjects; Index verborum, an index of words. [L. index, indicis—indicāre, to show.]