triatomic /trī-ə-tomˈik/

1. Consisting of three atoms
2. Having three replaceable atoms or groups
3. Trivalent

triatomˈically adverb

• cheque
• cheque account
• cheque accounts
• chequebook
• chequebook diplomacy
• chequebook journalism
• chequebooks
• cheque card
• chaffery
• chaffier
• chaffiest
• chaffinch
• chaffinches
• chaffing
• chaffingly
• chaffings
• chaffron
• chaffs
• chaffy
• chafing
• chafing-dish
• chafing-dishes
• chafing-gear
• chaft
• chafts