n.; pl.Libraries [ OE. librairie, F. librairie bookseller's shop, book trade, formerly, a library, fr. libraire bookseller, L. librarius, from liber book; cf. libraria bookseller's shop, librarium bookcase, It. libreria. See Libel. ] 1. A considerable collection of books kept for use, and not as merchandise; as, a private library; a public library. [ 1913 Webster ]
2. A building or apartment appropriated for holding such a collection of books. Holland. [ 1913 Webster ]
(n) (computing) a collection of standard programs and subroutines that are stored and available for immediate use, Syn. program library, subroutine library