persulphate /pər-sulˈfāt/

1. That sulphate of a metal which contains the relatively greater quantity of oxygen or of the acid radical
2. A salt of persulphuric /-fūˈrik/ acid (H₂S₂O₈)

• tarmacs
• tarn
• tarnal
• tarnally
• tarnation
• tarnish
• tarnishable
• tarnished
• tarnisher
• tarnishers
• tarnishes
• tarnishing
• tarns
• taro
• taroc
• tarok
• taros
• tarot
• tarots
• tarp
• TARP
• tarpan
• tarpans
• tar paper
• tarpaulin