English noun: nitrous oxide | |||
| 1. | nitrous oxide (artifact) inhalation anesthetic used as an anesthetic in dentistry and surgery | ||
| Synonyms | laughing gas | ||
| Broader (hypernym) | inhalation anaesthetic, inhalation anesthetic, inhalation general anaesthetic, inhalation general anesthetic | ||
| Substance holonym | ammonium nitrate | ||