twenty-fourmo

[ twen-tee-fawr-moh, -fohr-, twuhn- ]

/ ˌtwɛn tiˈfɔr moʊ, -ˈfoʊr-, ˈtwʌn- /

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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

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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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

Words nearby twenty-fourmo

twenty-first, Twenty-first Amendment, twenty-five, twentyfold, twenty-four, twenty-fourmo, twenty-four-seven, twenty-fourth, Twenty-fourth Amendment, twentymo, twenty-nine