- quar·toIPA[ˈkwôrdō]
noun
1. a size of book page resulting from folding each printed sheet into four leaves (eight pages).
2. a book of quarto size.
3. a size of writing paper, 10 in. × 8 in. (254 × 203 mm).
Variation
n.: noun: quarto, plural noun: quartos
noun
a size of book page resulting from folding each printed sheet into four leaves (eight pages).a book of quarto size.