gasoline engine(redirected from Petrol engine)
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gasoline engine:see internal-combustion engineinternal-combustion engine,
one in which combustion of the fuel takes place in a confined space, producing expanding gases that are used directly to provide mechanical power.
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gasoline engine[′gas·ə‚lēn ′en·jən]
An internal combustion engine that uses a mixture of air and gasoline vapor as a fuel.