Definition of octodecimo:
°(paper printing) A size of a sheet of paper resulting from folding and cutting a sheet of paper into
eighteenths (3.5"-4.5" x 4.9"-5.9").
°A book consisting of pages of that size.
Definition of octodecimo:
°(paper printing) A size of a sheet of paper resulting from folding and cutting a sheet of paper into
eighteenths (3.5"-4.5" x 4.9"-5.9").
°A book consisting of pages of that size.