plural sixmos
Definition of sixmo
: the size of a piece of paper cut six from a sheet
also
: a book, a page, or paper of this size
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
Anagram puzzles meet word search.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share sixmo
Time Traveler for sixmo
The first known use of sixmo was in 1924
See more words from the same year