six·​teen·​mo sik-ˈstēn-(ˌ)mō How to pronounce sixteenmo (audio)
plural sixteenmos
: the size of a piece of paper cut 16 from a sheet
also : a book, a page, or paper of this size

Word History

First Known Use

1847, in the meaning defined above

Time Traveler
The first known use of sixteenmo was in 1847

Dictionary Entries Near sixteenmo

Cite this Entry

“Sixteenmo.” Dictionary, Merriam-Webster, Accessed 14 Apr. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!