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.

Origin of duodecimo

1650–60; short for Latin in duodecimō in twelfth

Example sentences from the Web for duodecimo

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 leaves Often written: 12mo, 12°
a book of this size

Word Origin for duodecimo

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