(n.) Any one of a group of metametric hydrocarcons (C8H18) of the methane series. The most important is a colorless, volatile, inflammable liquid, found in petroleum, and a constituent of benzene or ligroin.

alcohol benzine briquette burnable butane carbon charcoal coal coke combustible dope ethane ethanol fireball firing flammable flammable material fuel fuel additive fuel dope gas gas carbon gasoline heptane hexane inflammable inflammable material isooctane jet fuel kerosene methane methanol natural gas oil paraffin peat pentane propane propellant rocket fuel turf