# sixty-fourmo

> English word · Noun

## Definitions
1. sexagesimo-quarto (as a paper size in printing).

## Etymology
From sixty-four + -mo.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/sixty-fourmo