gas

noun [C/U] (MATTER)

/ɡæs/

Definition

› science a form of matter that is neither solid nor liquid and can increase in size to fill any container › science Gas is also the usual word used to talk about natural gas. › Gas is also the feeling that you sometimes get after eating a lot and the air such eating produces in your stomach.

(Definition of gas noun (MATTER) from the Cambridge Academic Content Dictionary © Cambridge University Press)

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