1. a library or collection of books
Usage: formal; often used in academic or institutional contexts
2. a catalog or list of books
Usage: formal; bibliographic

Examples

• The university’s bibliotheca contains over two million volumes.
• Scholars traveled from distant lands to access the famous bibliotheca.
• The ancient bibliotheca was destroyed in the fire.
• He compiled a comprehensive bibliotheca of medieval manuscripts.
• The digital bibliotheca made rare texts accessible worldwide.
• The monastery’s bibliotheca preserved countless historical documents.