noun · the state of matter distinguished from the solid and liquid states by: relatively low density and viscosity; relatively great expansion and contraction with changes in pressure and temperature; the ability to diffuse readily; and the spontaneous tendency to become distributed uniformly throughout any containergaseous state
noun · a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion enginesnoun · a state of excessive gas in the alimentary canalnoun · a pedal that controls the throttle valve“he stepped on the gas”
noun · a fossil fuel in the gaseous state; used for cooking and heating homesnatural gas