petrel | (noun) relatively small long-winged tube-nosed bird that flies far from land | - |
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petrifaction | (noun) a rock created by petrifaction; an organic object infiltrated with mineral matter and preserved in its original form | - |
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(noun) the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape | Synonyms: petrification |
petrification | (noun) the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape | Synonyms: petrifaction |
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petrissage | (noun) massage of the skin which is gently lifted and squeezed | - |
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petrochemical | (noun) any compound obtained from petroleum or natural gas | - |
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petroglyph | (noun) a carving or line drawing on rock (especially one made by prehistoric people) | - |
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petrol | (noun) a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines | Synonyms: gas, gasolene, gasoline |
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petrolatum | (noun) a semisolid mixture of hydrocarbons obtained from petroleum; used in medicinal ointments and for lubrication | Synonyms: mineral jelly, petroleum jelly |
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petroleum | (noun) a dark oil consisting mainly of hydrocarbons | Synonyms: crude, crude oil, fossil oil, oil, rock oil |
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petrology | (noun) the branch of geology that studies rocks: their origin and formation and mineral composition and classification | Synonyms: lithology |
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