SINCE 1828
octavo
noun
oc·ta·vo
| \ äk-ˈtā-(ˌ)vō
, -ˈtä-
\
, -ˈtä-
\
plural octavos
Definition of octavo
: the size of a piece of paper cut eight from a sheet
also
: a book, a page, or paper of this size
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