duodecimo

American  

[doo-uh-des-uh-moh, dyoo-] / ˌdu əˈdɛs əˌmoʊ, ˌdyu- /

noun

plural

duodecimos

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

2. a book of this size.

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adjective

1. in duodecimo; twelvemo.

duodecimo British  

/ ˌdjuːəʊˈdɛsɪˌməʊ /

noun

1. Also called: twelvemo.  Often written: 12mo.   12°.  a book size resulting from folding a sheet of paper into twelve leaves

2. a book of this size

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Etymology

Origin of duodecimo

First recorded in 1650–60; short for Latin in duodecimō “in twelfth”

Example Sentences

The well-known school book publishers of Philadelphia, Thomas, Cowperthwait, & Co., have just published a large duodecimo of five hundred and fifty-eight pages.

From The International Monthly, Volume 5, No. 4, April, 1852 by Various

Of a poem which fills 132 duodecimo pages it is difficult to give a fair idea in a few words.

From Old Trails on the Niagara Frontier by Severance, Frank H.

Quem equus a duodecimo anno portare non potuit.

From Beowulf An Introduction to the Study of the Poem with a Discussion of the Stories of Offa and Finn by Chambers, R. W.

S. A. A small duodecimo book of prayers, in German, without any title; with woodcuts.

From Annals of the Bodleian Library, Oxford, A.D. 1598-A.D. 1867 With a Preliminary Notice of the earlier Library founded in the Fourteenth Century by Macray, William Dunn

Fuseli advocated the cause of his countryman, and published anonymously, during the year 1767, a thin duodecimo volume, entitled "Remarks on the Writings and Conduct of J. J. Rousseau."

From The Life and Writings of Henry Fuseli, Volume I (of 3) by Knowles, John