sixty-fourmo

[ siks-tee-fawr-moh, -fohr- ]

noun,plural six·ty-four·mos.
  1. a book size (about 2 × 3 inches; 5 × 7 centimeters) determined by printing on sheets folded to form 64 leaves or 128 pages.

  2. a book of this size. Symbols: 64mo, 64°

adjective
  1. printed, folded, or bound in sixty-fourmo.

Origin of sixty-fourmo

1

Words Nearby sixty-fourmo

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for sixty-fourmo

sixty-fourmo

/ (ˌsɪkstɪˈfɔːməʊ) /


nounplural -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