"ferrous sulphide" meaning in English

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  "forms": [
    {
      "form": "ferrous sulphides",
      "tags": [
        "plural"
      ]
    }
  ],
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      "args": {},
      "expansion": "ferrous sulphide (plural ferrous sulphides)",
      "name": "en-noun"
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  "lang_code": "en",
  "pos": "noun",
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      "alt_of": [
        {
          "word": "ferrous sulfide"
        }
      ],
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          "name": "Inorganic chemistry",
          "orig": "en:Inorganic chemistry",
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            "Fundamental"
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        }
      ],
      "glosses": [
        "Alternative spelling of ferrous sulfide"
      ],
      "id": "en-ferrous_sulphide-en-noun-bygu6S5L",
      "links": [
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          "inorganic chemistry",
          "inorganic chemistry"
        ],
        [
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          "ferrous sulfide#English"
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      ],
      "raw_glosses": [
        "(British spelling, inorganic chemistry) Alternative spelling of ferrous sulfide"
      ],
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      "topics": [
        "chemistry",
        "inorganic-chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "ferrous sulphide"
}

{
  "forms": [
    {
      "form": "ferrous sulphides",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ferrous sulphide (plural ferrous sulphides)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "ferrous sulfide"
        }
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        "English countable nouns",
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        "en:Inorganic chemistry"
      ],
      "glosses": [
        "Alternative spelling of ferrous sulfide"
      ],
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          "inorganic chemistry"
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        [
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        "(British spelling, inorganic chemistry) Alternative spelling of ferrous sulfide"
      ],
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        "chemistry",
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    }
  ],
  "word": "ferrous sulphide"
}