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pe·tro·le·um

petroleum

 
pronunciation:
p tro li m
features:
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part of speech: noun
definition: Petroleum is a thick oil found under the earth's surface. People drill into the ground to get the oil out so that they can use it to make fuel and other products. Petroleum is made into gasoline, heating oil, oil for cars, and other things.
Some kinds of candles are made from petroleum.
similar words:
oil
derivation: petroleous (adj.)
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