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petroleum

pe·tro·le·um

petroleum

pronunciation:
p tro li m
features:
Word Explorer, Word Parts
part of speech: noun
definition: a thick, flammable mineral oil obtained by drilling beneath the earth's surface and processed into various fuels and lubricants, naphtha, paraffin, and other products.
similar words:
oil
derivation: petroleous (adj.)
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Word Parts
The word petroleum contains the following part:
petr, petro Latin and Greek root that means rock, stone
synonyms:
lith, litho, -lite, -lithic