亜硫酸

Definition from Wiktionary, the free dictionary
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See also: 亞硫酸 and 亚硫酸

Japanese[edit]

Kanji in this term

Grade: S
りゅう
Grade: S
さん
Grade: 5
kan’on
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 亜硫酸 on Japanese Wikipedia

Etymology[edit]

From (a-, sub-) +‎ 硫酸 (ryūsan, sulfuric acid)

Pronunciation[edit]

Noun[edit]

亜硫酸 (hiragana ありゅうさん, rōmaji aryūsan, historical hiragana ありうさん)

  1. sulfurous acid