A "libro" is the Spanish word for "book." It refers to a collection of written, printed, or illustrated pages that are bound together. Books can cover a wide range of topics, including fiction, non-fiction, history, and science. They are used for education, entertainment, and preserving knowledge. Books are often categorized into genres, such as mystery, fantasy, or biography. They can be found in various formats, including physical copies and digital versions, like e-books. Libraries and bookstores are common places to find and borrow or purchase libros, making them accessible to people of all ages.