DuckCorp Dico

Found 2 definitions

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Quarto \Quar"to\, n.; pl. Quartos.
      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.
      [1913 Webster]
   
                   
                 

2.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Quarto \Quar"to\, a. [L. in quarto in fourth, from quartus the
      fourth: cf. F. (in) quarto. See Quart.]
      Having four leaves to the sheet; of the form or size of a
      quarto.
      [1913 Webster]