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WordNet-Online
Definitions from WordNet
Noun petroleum has 1 sense
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Definitions from the WebPetroleumDefinition: Petroleum refers to a naturally occurring, flammable liquid that consists of various hydrocarbons and is primarily found in geological formations beneath the Earth's surface. Sense 1 (Noun): A thick, dark-colored liquid refined to produce various fuel products such as gasoline, diesel fuel, and kerosene. Example sentence: The price of petroleum has been steadily increasing over the past month, causing a rise in fuel prices. Sense 2 (Noun): Crude oil, a natural resource extensively used as a raw material in the production of various petrochemical products. Example sentence: The petroleum industry extracts and refines crude oil to obtain valuable resources used in manufacturing plastics and other chemical products. Sense 3 (Adjective): Pertaining to or derived from petroleum or its products. Example sentence: The car engine requires regular maintenance to ensure optimal performance of petroleum-based lubricants. | ||||
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