duodecimo

[ doo-uh-des-uh-moh, dyoo- ]

/ ˌdu əˈdɛs əˌmoʊ, ˌdyu- /

noun, plural du·o·dec·i·mos.

Also called twelvemo. a book size of about 5 × 7½ inches (13 × 19 cm), determined by printing on sheets folded to form 12 leaves or 24 pages. Symbol: 12 mo, 12°

a book of this size.

adjective

in duodecimo; twelvemo.

Nearby words

Origin of duodecimo

1650–60; short for Latin in duodecimō in twelfth

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for duodecimo

The appearance of his first duodecimo, according to Williams, thereby took on something of the character of a national event.
The American Language|Henry L. Mencken
The present edition is in a duodecimo, instead of an octavo form, and is sold at a less price than the previous ones.
Atlantic Monthly, Volume 12, No. 73, November, 1863|Various
Mr. Longworth informs me the work will be published early in February in two duodecimo volumes.
The Poems of Philip Freneau, Volume I (of III)|Philip Freneau
It was in the duodecimo form, and consisted of about three hundred pages.
The Celtic Magazine, Vol. I No. V|Various

His only separate publication, a duodecimo volume of "Poems," appeared in 1855, and has been favourably received.
The Modern Scottish Minstrel, Volume IV.|Various

British Dictionary definitions for duodecimo

duodecimo

/ (ˌdjuːəʊˈdɛsɪˌməʊ) /

noun plural -mos

Also called: twelvemo a book size resulting from folding a sheet of paper into twelve leavesOften written: 12mo, 12°

a book of this size

Word Origin for duodecimo

C17: from Latin phrase in duodecimō in twelfth, from duodecim twelve

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for duodecimo

duodecimo

1650s, from Latin in duodecimo (folded) "in a twelfth" of a sheet, from ablative of duodecimus "twelfth," from duodecim (see dozen). Often abbreviated 12mo.; a book in which each page is the twelfth part of the printer's sheet.