The term 'LIBRARY ARRAY' is a combination of two words that refer to a collection of books or other materials. The first word, 'LIBRARY, ' refers to a collection of books and other materials, such as magazines, newspapers, and audio recordings, that are available for public use. The second word, 'ARRAY, ' refers to an organized arrangement of items. Together, the two words refer to an organized collection of books and other materials that are available for public use. The crossword solution for the term 'LIBRARY ARRAY' is 'volumes, ' which refers to the number of books and other materials in the collection.