octodecimo /ok-tō-desˈi-mō/

1. Having eighteen leaves to the sheet
2. Contracted 18mo, often read eighteenmo

A book with sheets so folded

• poutines
• pouting
• poutingly
• poutings
• pout net
• pout nets
• pouts
• pouty
• POV
• poverties
• poverty
• poverty line
• poverty lines
• poverty-stricken
• poverty trap
• poverty traps
• pow
• POW
• powan
• powans
• powder
• powder blue
• powder box
• powder boxes
• powder burn