1. One of the whitish ulcers cause by thrush

Encyclopedia: Aphtha

• poplar tree
• poplin
• popliteal
• popliteal artery
• popliteal vein
• popover
• poppa
• poppadom
• poppadum
• popper
• poppet
• poppet valve
• poppied
• popping
• popple
• poppy
• Poppy Day
• poppy family
• poppy mallow
• poppy seed
• poppycock
• popsicle
• populace
• popular
• Popular Democratic Front for the Liberation of Palestine