What does the word octavo mean?

Usage examples for octavo

  1. No regular minutes of Executive Committee meetings were kept, and the Annual Reports were not printed until 1889. From 1890 onwards the meetings of every committee were regularly recorded: the Annual Reports were printed in octavo and can be found in many public libraries, whilst " Fabian News" contains full information of the current doings of the Society. – The History of the Fabian Society by Edward R. Pease
  2. 61; his Octavo Gram. – The Grammar of English Grammars by Goold Brown
  3. Some histories will be in French, some will have octavo pages, and some cloth bindings. – The Classification of Patents by United States Patent Office