Twenty-fourmo

Twenty-fourmo - Other Definitions

• (a.) Having twenty-four leaves to a sheet; as, a twenty-fourmo form, book, leaf, size, etc.
  
  
• (n.) A book composed of sheets, each of which is folded into twenty-four leaves; hence, indicating more or less definitely a size of book whose sheets are so folded; -- usually written 24mo, or 24¡.