1. The size of a book whose pages are made by folding a sheet of paper twice to form four leaves
   - quarto

Type of: size

Encyclopedia: 4to

• hazily
• haziness
• Hazlitt
• HAZMAT
• hazy
• Hb
• HCFC
• HCG
• HDL
• HDL cholesterol
• HDTV
• he
• he'd
• he's
• he-goat
• he-huckleberry
• he-man
• head
• head and shoulders above
• head blight
• head cabbage
• head cabbage plant
• head cold
• head covering
• head crash