eighteenmo Hear it!

eighteenmo definition

eight·eenmo (ā′tēn′mō′)

noun pl. eighteenmos -·mos′

  1. the page size of a book made up of printer's sheets folded into eighteen leaves, each leaf being approximately 4 by 6 in
  2. a book consisting of pages of this size

Etymology: eighteen + -mo, as in octodecimo

adjective

octodecimo

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.