Synonyms|12Antonyms|0|Broader|8Narrower|0Related|10

1 entry under noun topic. ×

5
laughing gas
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APASmart Define. (2015). nitrous oxide thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/nitrous_oxide/thesaurus/synonyms
ChicagoSmart Define. 2015. "nitrous oxide thesaurus" https://smartdefine.org/nitrous_oxide/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, nitrous oxide thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/nitrous_oxide/thesaurus/synonyms>.
MLASmart Define. "nitrous oxide thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/nitrous_oxide/thesaurus/synonyms>