twenty-fourmo

noun
twen·​ty-four·​mo | \ ˌtwen-tē-ˈfȯr-(ˌ)mō How to pronounce twenty-fourmo (audio) , ˌtwən-\
plural twenty-fourmos

Definition of twenty-fourmo

: the size of a piece of paper cut 24 from a sheet also : a book, a page, or paper of this size

First Known Use of twenty-fourmo

circa 1841, in the meaning defined above

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