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Definition
2025
笑気
笑気
Japanese
Kanji
in this term
笑
気
しょう
Grade: 4
き
Grade: 1
on'yomi
Noun
笑気
(
hiragana
しょうき
,
romaji
shōki
)
(
chemistry
)
laughing gas
,
N
2
O
See also
亜酸化窒素
(
あさんかちっそ
)
(
asanka chisso
)
:
nitrous oxide
Etymology
From
笑
(
しょう
, shō
,
“
laugh
”
)
+
気
(
き
, ki
,
“
air
”
)
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