With its informational, patrimonial, librarianship, communicational functions, a library is within the high educational community an important cultural agent. The author discovers and underlines the components of the library’s cultural function. This function is treated as a controversial phenomenon, which has both adepts and enemies. The cultural function concept of DIB ULIM underlines 2 important components of the “culture” phenomenon: general culture and intercultural environment. The concept is materialized in a cycle of activities, which form part in harmony of the DIB orientation to diversify the services in benefit of the graduate community.