English > fossil oil: 1 sense > noun 1, substance| Meaning | A dark oil consisting mainly of hydrocarbons. |
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| Synonyms | petroleum, crude oil, crude, rock oil, oil |
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| Narrower | residual oil, resid | oil products that remain after petroleum has been distilled |
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| Broader | fossil fuel | fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content |
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| oil | A slippery or viscous liquid / liquid or liquefiable substance not miscible with water |
| Substances | carbon, C, atomic number 6 | An abundant nonmetallic tetravalent element occurring in three allotropic forms |
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| Spanish | crudo, keroseno, petróleo |
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| Catalan | benzina, cru, petroli |
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