fo‧li‧o /ˈfəʊliəʊ $ ˈfoʊlioʊ/ 
 noun (
plural folios)
 [countable] technical[
Date: 1400-1500; 
Language: Latin; 
Origin: folium 'leaf']
1.  a book made with very large sheets of paper
2.  a single numbered sheet of paper from a book 
 [TahlilGaran] Dictionary of Contemporary English ▲