LAUGHING GAS

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Inhalation anesthetic used as an anesthetic in dentistry and surgery

Synonyms:

laughing gas; nitrous oxide

Classified under:

Nouns denoting man-made objects

Hypernyms ("laughing gas" is a kind of...):

inhalation anaesthetic; inhalation anesthetic; inhalation general anaesthetic; inhalation general anesthetic (a gas that produces general anesthesia when inhaled)

Meronyms (substance of "laughing gas"):

ammonium nitrate (used as an explosive and fertilizer and rocket propellant)

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