Definition of Octodecimo

1. a. Having eighteen leaves to a sheet; as, an octodecimo form, book, leaf, size, etc.

2. n. 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.

Medical Definition of Octodecimo

1. Having eighteen leaves to a sheet; as, an octodecimo form, book, leaf, size, etc. Origin: L. Octodecim eighteen. See Octavo, Decimal, and -mo. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Octodecimo

octi-
octic
octillion
octillions
octo-
octoate
october
October
Octoberfest
October 12
October 24
October Revolution
octocerata
octodecillion
octodecillions
octodecimo (current term)
octodont
octofid
octofid
octogenarian
octogenarians
octogynia
octogynous
octoic
octolocular
Octomitidae
Octomitus hominis
octonaphthene
octonaries
octonary

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