premium fuel
Superior gasoline grade
Premium fuel is gasoline with a higher octane rating than regular, designed to resist engine knock in high-performance or high-compression engines.
Most standard vehicles run fine on regular fuel, making premium unnecessary despite the name's suggestion of superior quality.
The sports car requires premium fuel.
Also called premium gas or high-octane fuel.
- high-octaneExtremely energetic or dynamic
- unleadedFuel minus heavy metal
- gasolineRefined petroleum vehicle fuel
- gas stationRetail fuel vendor
- octanePetroleum hydrocarbon measure
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- gas stationsgas pump, petrol pumps, petrol pump, diesel pump, pump
- fuel propertiesoctane, flash point, viscosity, energy density, vapor pressure