twelvemo

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English - Turkish
on iki yapraklı forma
English - English
duodecimo, or 12mo, a paper size, so called because it is cut 12 to a (huge, originally made) sheet
a page, book etc. of that size
{i} book size of approximately 5 X 7.5 inches in which one sheet is folded to produces 12 separate leaves, duodecimo