"亜硫酸" meaning in Japanese

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  "etymology_text": "From 亜 (a-, “sub-”) + 硫酸 (ryūsan, “sulfuric acid”).",
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    {
      "form": "亜硫酸",
      "ruby": [
        [
          "亜",
          "あ"
        ],
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          "硫",
          "りゅう"
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          "酸",
          "さん"
        ]
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      "form": "aryūsan",
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        "romanization"
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    {
      "form": "ariusan",
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      ]
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      "form": "ありうさん",
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      "other": "ありゅうさん"
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    {
      "other": "ありゅうさん"
    },
    {
      "ipa": "[a̠ɾʲɨːsã̠ɴ]"
    }
  ],
  "word": "亜硫酸"
}

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      "expansion": "亜 (a-, “sub-”) + 硫酸 (ryūsan, “sulfuric acid”)",
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  ],
  "etymology_text": "From 亜 (a-, “sub-”) + 硫酸 (ryūsan, “sulfuric acid”).",
  "forms": [
    {
      "form": "亜硫酸",
      "ruby": [
        [
          "亜",
          "あ"
        ],
        [
          "硫",
          "りゅう"
        ],
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          "酸",
          "さん"
        ]
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      "other": "ありゅうさん"
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      "other": "ありゅうさん"
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    {
      "ipa": "[a̠ɾʲɨːsã̠ɴ]"
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  "subsection": "noun",
  "title": "亜硫酸",
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