Dictionary.com

twenty-fourmo

[ twen-tee-fawr-moh, -fohr-, twuhn- ]
/ ˌtwɛn tiˈfɔr moʊ, -ˈfoʊr-, ˈtwʌn- /
Save This Word!

noun, plural twen·ty-four·mos.
a book size of about 3 5/8 × 5 1/8 inches (9 × 13 centimeters), determined by printing on sheets folded to form 24 leaves or 48 pages.
a book of this size. Symbols: 24mo, 24°
adjective
in twenty-fourmo.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Also called vi·ges·i·mo‐quar·to [vahy-jes-uh-moh-kwawr-toh] /vaɪˈdʒɛs ə moʊˈkwɔr toʊ/ .

Origin of twenty-fourmo

First recorded in 1835–45; twenty-four + -mo
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use twenty-fourmo in a sentence

FEEDBACK