laughing gasnoun [ U ]
uk/ˈlɑː.fɪŋ ˌɡæs/us/ˈlæf.ɪŋ ˌɡæs/informalnitrous oxide : a type of gas that is used as an anaesthetic (= a substance that stops pain)
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Medical treatment: surgery
- ablate
- adrenalectomy
- anaesthesiology
- anastomose
- anesthesiology
- circumcise
- collagen
- eviscerate
- frontal lobotomy
- implant
- keyhole surgery
- laminectomy
- laparoscopic
- laparoscopy
- laparotomy
- ligation
- nose job
- pump out sth
- transplant
- tuck
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Chemicals, chemical compounds & gases