follow Dictionary.com

Love words? Sign up for our Word of the Day!

sixteenmo

[siks-teen-moh] /ˈsɪksˈtin moʊ/
noun, plural sixteenmos.
1.
Also called sextodecimo. a book size (about 4×6 in.; 10×15 cm) determined by printing on sheets folded to form 16 leaves or 32 pages.
2.
a book of this size. Symbol: 16mo, 16°.
adjective
3.
printed, folded, or bound in sixteenmo; sextodecimo.
Origin
1840-1850
1840-50; sixteen + -mo
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for sixteenmo

sixteenmo

/ˈsɪksˈtiːnməʊ/
noun (pl) -mos
1.
Also called sextodecimo. a book size resulting from folding a sheet of paper into 16 leaves or 32 pages, each one sixteenth the size of the sheet Often written 16mo, 16°
2.
a book of this size
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
Cite This Source
Word Origin and History for sixteenmo
n.

"book printed on sheets of 16 leaves," 1847, from an English reading of the printers' Latin abbreviation 16-mo, representing sexto decimo "sixteen."

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for sixteenmo

Few English speakers likely know this word

Word Value for sixteenmo

18
0
Scrabble Words With Friends