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nitrous oxide
| Main Entry: |
laughing gas
|
| Part of Speech: | noun |
| Definition: | inhaled anesthetic |
| Synonyms: | N2O, anesthetic, nitrous oxide |
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2012 by the Philip Lief Group.
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Copyright © 2012 by the Philip Lief Group.
Cite This Source
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