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octavo

Syllabification: (oc·ta·vo)
Pronunciation: /äkˈtävō/

(abbreviation: 8vo)
Definition of octavo

noun (plural octavos)

  • a size of book page that results from the folding of each printed sheet into eight leaves (sixteen pages).
  • a book of octavo size.

Origin:

late 16th century: from Latin in octavo 'in an eighth', from octavus 'eighth'

octavo in other Oxford dictionaries

Definition of octavo in the British & World English dictionary