WordLens

gas

1 of 3noun
/gæs/
Forms:gases
1

the state of a substance that is neither solid nor liquid

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  • The gas in the balloon expanded as it was heated by the sun.
  • The scientist studied the properties of various gases in the laboratory.
  • The gas emitted by certain chemicals can be harmful to the environment if not properly controlled.
  • Carbon dioxide is a greenhouse gas that contributes to climate change.
  • She felt dizzy after inhaling the toxic gas released from the factory.
Synonyms:
2

a flammable gas used mainly as a fuel

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  • Gas is often cheaper than electricity for heating homes.
  • Many houses are heated with gas during the winter months.
  • Our kitchen stove uses natural gas for cooking.
  • Some cars are powered by gas instead of gasoline.
  • We had to call the gas company because we smelled a gas leak.
Synonyms:
3

a pedal that controls the throttle valve

4

a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely

5

a state of excessive gas in the alimentary canal