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quarto

[kwawr-toh] /ˈkwɔr toʊ/
noun, plural quartos.
1.
a book size of about 9½ × 12 inches (24 × 30 cm), determined by folding printed sheets twice to form four leaves or eight pages. Symbol: 4to, 4°.
2.
a book of this size.
adjective
3.
bound in quarto.
Origin
1580-1590
1580-90; short for Neo-Latin in quartō in fourth (quartō, ablative singular of quartus fourth)
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for quarto
  • But the quarto text has an additional brief exchange between two other nameless servants.
British Dictionary definitions for quarto

quarto

/ˈkwɔːtəʊ/
noun (pl) -tos
1.
a book size resulting from folding a sheet of paper, usually crown or demy, into four leaves or eight pages, each one quarter the size of the sheet Often written 4to,
2.
(formerly) a size of cut paper 10 in. by 8 in. (25.4 cm by 20.3 cm)
Word Origin
C16: from New Latin phrase in quartō in quarter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for quarto
n.

"book from paper folded to make four pages to the sheet," late 15c., from Medieval Latin in quarto "in the fourth (part of a sheet of paper)," from quarto, ablative singular of Latin quartus "fourth" (see quart).

Online Etymology Dictionary, © 2010 Douglas Harper
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15
16
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