gas [ ɡæst ]

• n.
  • 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 container

    同义词： gaseous state

  • a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
  • a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines

    同义词： gasoline gasolene petrol

  • a state of excessive gas in the alimentary canal

    同义词： flatulence flatulency

  • a pedal that controls the throttle valve

    "he stepped on the gas"

    同义词： accelerator accelerator pedal gas pedal throttle gun

  • a fossil fuel in the gaseous state; used for cooking and heating homes

    同义词： natural gas

• v.
  • attack with gas; subject to gas fumes

    "The despot gassed the rebellious tribes"

  • show off

    同义词： boast tout swash shoot a line brag blow bluster vaunt gasconade

以上来源于: WordNet