quarto
n. நான்மடித் தாளளவு, இரு தடவை மடித்த தாளின் அளவு, நான்மடித் தாளளவு ஏடு.
Quar"to, a. Etym: [L. in quarto in fourth, from quartus the fourth: cf. F. (in) quarto. See Quart.] Defn: Having four leaves to the sheet; of the form or size of a quarto. Quar"to, n.; pl. Quartos (. Defn: Originally, a book of the size of the fourth of sheet of printing paper; a size leaves; in present usage, a book of a square or nearly square form, and usually of large size.