Definition of sixty-fourmo in English:

sixty-fourmo

Line breaks: sixty-fourmo
Pronunciation: /ˌsɪkstɪˈfɔːməʊ
 
/

noun (plural sixty-fourmos)

  • 1A size of book in which each leaf is one sixty-fourth the size of a printing sheet.
  • 1.1A sixty-fourmo book.

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