library meaning and definition

LIBRARY noun

Definition of library (noun)

1. a room where books are kept
   • "they had brandy in the library"
2. a collection of literary documents or records kept for reference or borrowing
3. a depository built to contain books and other materials for reading and study
   • synonyms: depository library
4. (computing) a collection of standard programs and subroutines that are stored and available for immediate use
   • synonyms: program library, subroutine library
5. a building that houses a collection of books and other materials