IPA: /ˈfoʊ.li.oʊ/
KK: /ˈfoʊliˌoʊ/
A large sheet of paper that is folded to create pages in a book or manuscript, or a book made from such sheets.
The ancient manuscript was beautifully preserved in a large folio.
To number the pages or leaves of a book or document in order.
The librarian decided to folio the new collection of books to keep track of them.
Past: folioed
Past Participle: folioed
Folio → It originates from the Latin word 'folium' (meaning leaf). In the context of books, it refers to a single leaf or page, particularly one that is folded in half to create two pages.
Think of a 'leaf' ('folium') in a book, as a folio refers to a single page or leaf of paper.