What does "duodecimo" mean?
Duodecimo: Having twelve leaves to a sheet; as, a duodecimo from, book, leaf, size, etc.
Additional senses
- 2.A book consisting of sheets each of which is folded into twelve leaves; hence, indicating, more or less definitely, a size of a book; -- usually written 12mo or 12º.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00