follow Dictionary.com

How Well Do You Know English Slang?

sixty-fourmo

[siks-tee-fawr-moh, -fohr-] /ˌsɪks tiˈfɔr moʊ, -ˈfoʊr-/
noun, plural sixty-fourmos.
1.
a book size (about 2 × 3 inches; 5 × 7 cm) determined by printing on sheets folded to form 64 leaves or 128 pages.
2.
a book of this size. Symbol: 64mo, 64°.
adjective
3.
printed, folded, or bound in sixty-fourmo.
Origin
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for sixty-fourmo

sixty-fourmo

/ˌsɪkstɪˈfɔːməʊ/
noun (pl) -mos
1.
a book size resulting from folding a sheet of paper into 64 leaves or 128 pages, each one sixty-fourth the size of the sheet Often written 64mo, 64°
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 of the Day

Difficulty index for sixty-fourmo

Few English speakers likely know this word

Word Value for sixty

15
14
Scrabble Words With Friends

Quotes with sixty-fourmo