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laughing gas Syllabification: laugh·ing gas
Pronunciation: /ˈlafiNG ˌɡas/

Definition of laughing gas in English:


Nontechnical term for nitrous oxide.
Example sentences
  • Nitrous oxide, or laughing gas, is replacing the After Eight as the post-dinner treat in some circles.
  • Can I bring a couple of friends along to your next laughing gas party?
  • We agreed that I would bring the clams and he would bring the laughing gas.

Definition of laughing gas in:

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