Word.ws English Dictionary

laughing-gas

laughing-gas is the dated form of laughing gas.

Meaning of laughing gas

Noun

laughing gas (uncountable)

  1. Nitrous oxide, especially when used as an anaesthetic.
    • "You know how matters stand, dear," said he. "I have explained it also to our friends here. You're not afraid are you?" "It won't be painful, George?" "No more than laughing-gas at the dentist's."1913, Arthur Conan Doyle, “(please specify the page)”, in The Poison Belt […], London; New York, N.Y.: Hodder and Stoughton, →OCLC
    Synonyms:
    laughy gas

Questions about laughing-gas

What is laughing-gas the dated form of?
Laughing-gas is the dated form of laughing gas.

Words near laughing-gas in the dictionary

  1. laughing turtle doves
  2. laughing up one's sleeve
  3. laughing water
  4. laughing with
  5. laughing-eyed
  6. laughing-gas
  7. laughing-gear
  8. laughing-stock
  9. laughing-stocks
  10. laughingly
  11. laughings

Source and license

Adapted from Wiktionary: laughing-gas (page history and authors); laughing gas (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “laughing-gas.” Word.ws, https://word.ws/laughing-gas. Based on Wiktionary, CC BY-SA 4.0.