Vocabulary : Octodecimo to Octogild
Octodecimo : Having eighteen leaves to a sheet; as, an octodecimo form, book, leaf, size, etc. ;; A book composed of sheets each of which is folded into eighteen leaves; hence; indicating more or less definitely a size of book, whose sheets are so folded; -- usually written 18mo or 18, and called eighteenmo.Octodecimos : of Octodecimo
Octodentate : Having eight teeth.
Octodont : Of or pertaining to the Octodontidae, a family of rodents which includes the coypu, and many other South American species.
Octoedrical : See Octahedral.