Definition of octodecimo in English:

Share this entry


Pronunciation: /ˌɒktəʊˈdɛsɪməʊ/

noun (plural octodecimos)

1A size of book page resulting from folding each printed sheet into eighteen leaves (36 pages).
1.1A book of octodecimo size.
Example sentences
  • Rawles describes an octodecimo printed by Wechel and owned by a Scot.


Mid 19th century: from Latin in octodecimo 'in an eighteenth', from octodecimus 'eighteenth'.

Words that rhyme with octodecimo

duodecimo, sextodecimo

For editors and proofreaders

Line breaks: octo|decimo

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.