gas
gas
- 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
- n a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
- n a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines
- n a state of excessive gas in the alimentary canal
- n a pedal that controls the throttle valve
he stepped on the gas - n a fossil fuel in the gaseous state; used for cooking and heating homes
- v attack with gas; subject to gas fumes
The despot gassed the rebellious tribes - v show off
- Illuminating gas engineers were amazed last week.
- Charles Krauthammer has an absolutely compelling, and completely unexpected, argument for a gasoline tax in the Weekly Standard.
- An emergency gas mask that can be made at home was demonstrated in Manhattan last week by the American Women's Voluntary Services.