"sulphurous acid" meaning in English

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  "lang_code": "en",
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        "Alternative spelling of sulfurous acid"
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        "(inorganic chemistry, chiefly British spelling) Alternative spelling of sulfurous acid"
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  "word": "sulphurous acid"
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        "(inorganic chemistry, chiefly British spelling) Alternative spelling of sulfurous acid"
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  "word": "sulphurous acid"
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