tea tree oilˈtea tree ˌoil noun [uncountable] 
oil from an Australian tree, that is used to treat skin problems
oil from an Australian tree, that is used to treat skin problems- Cheltenham Ladies' College
- chemical
- chemical engineer
- chemical engineering
- chemically
- chemical reaction
- chemical warfare
- chemical weapon
- chemise
- chemist
- chemistry
- chemistry set
- chemist's
- chemotherapy
- Cheney, Dick
- chenille
- cheque
- chequebook
- chequebook journalism
- cheque card
- chequered
- chequered flag
- Chequers
- chequers
- Cher