A thick, flammable, yellow-to-black mixture of gaseous, liquid, and solid hydrocarbons that occurs naturally beneath the Earth's surface. It can be separated into fractions including natural gas, gasoline, naphtha, kerosene, paraffin wax, asphalt, and fuel and lubricating oils, and is used as raw material for a wide variety of derivative products. It is believed to originate from the accumulated remains of fossil plants and animals, especially in shallow marine environments.
Any substance in its natural state.
Oil is a slippery liquid that comes from minerals as well as animal and vegetable fat.
Find another word for rock-oil. In this page you can discover 5 synonyms, antonyms, idiomatic expressions, and related words for rock-oil, like: petroleum, crude oil, crude, fossil-oil and oil.