trioxide /trī-okˈsīd/ (chem)

A compound with three atoms of oxygen

• periostitis
• periostraca
• periostracum
• periostracums
• periotic
• periotics
• peripatetic
• peripatetical
• peripateticism
• peripateticisms
• peripatetics
• Peripatus
• Peripatuses
• peripeteia
• peripeteian
• peripeteias
• peripetia
• peripetian
• peripetias
• peripety
• peripheral
• peripheral device
• peripheral devices
• peripheralities
• peripherality