Click any word in a definition or example to find the entry for that word
The Middle Eastern countries produce most of the world's oil.
We need to do more to reduce our dependence on foreign oil.
Heat can be provided by oil, gas, or electricity.
North Sea oil
A large tanker can carry several million tons of crude oil.
Change the oil in your car every 3,000 miles.
Cook the chicken in some oil.
cod liver oil
I prefer to work in oils.
This is the British English definition of oil. View American English definition of oil.