compressed petroleum gas

noun

1. a gas liquefied by compression, consisting of flammable hydrocarbons, as propane and butane, obtained as a by-product from the refining of petroleum or from natural gas: used chiefly as a domestic fuel in rural areas, as an industrial and motor fuel, and in organic synthesis, especially of synthetic rubber.

noun

1. a mixture of various petroleum gases, esp propane and butane, stored as a liquid under pressure and used as an engine fuelAbbreviation: LPG, LP gas See also bottled gas