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sixty-fourmo Syllabification: six·ty-four·mo
Pronunciation: /ˌsikstēˈfôrmō/

Definition of sixty-fourmo in English:

noun (plural sixty-fourmos)

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

Definition of sixty-fourmo in:

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