亜硫酸

See also: 亞硫酸 and 亚硫酸

Japanese

Kanji in this term
亜	硫	酸
あ Grade: S	りゅう Grade: S	さん Grade: 5
kan'on

Alternative spelling
亞硫酸 (kyūjitai)

Etymology

From 亜 (a-, “sub-”) +‎ 硫酸 (ryūsan, “sulfuric acid”).

Pronunciation

(Tokyo) ありゅうさん [àryúúsáń] (Heiban – [0])
(Tokyo) ありゅうさん [àryúꜜùsàǹ] (Nakadaka – [2])
IPA^(key): [a̠ɾʲɨːsã̠ɴ]

Noun

亜(あ)硫(りゅう)酸(さん) • (aryūsan) ^{←ありうさん (ariusan)^?}

sulfurous acid

References

“亜硫酸”, in 漢字ぺディア [Kanjipedia]‎^[1] (in Japanese), The Japan Kanji Aptitude Testing Foundation, 2015–2025