"siderurgy" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sidero-",
        "3": "-urgy"
      },
      "expansion": "sidero- + -urgy",
      "name": "affix"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "σιδηρουργός"
      },
      "expansion": "Ancient Greek σιδηρουργός (sidērourgós)",
      "name": "uder"
    },
    {
      "args": {
        "1": "es",
        "2": "siderurgia"
      },
      "expansion": "siderurgia",
      "name": "m"
    },
    {
      "args": {
        "1": "ca",
        "2": "siderúrgia"
      },
      "expansion": "siderúrgia",
      "name": "m"
    },
    {
      "args": {
        "1": "fr",
        "2": "sidérurgie"
      },
      "expansion": "sidérurgie",
      "name": "m"
    }
  ],
  "etymology_text": "From sidero- + -urgy, after Ancient Greek σιδηρουργός (sidērourgós). Compare Italian, Portuguese, Spanish siderurgia, Catalan siderúrgia and French sidérurgie.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "siderurgy (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with sidero-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -urgy",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Iron",
          "orig": "en:Iron",
          "parents": [
            "Transition metals",
            "Chemical elements",
            "Metals",
            "Matter",
            "Metallurgy",
            "Chemistry",
            "Nature",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Steel",
          "orig": "en:Steel",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The iron and steel industry."
      ],
      "id": "en-siderurgy-en-noun-9~-4X7VE",
      "links": [
        [
          "iron",
          "iron"
        ],
        [
          "steel",
          "steel"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "siderurgy"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sidero-",
        "3": "-urgy"
      },
      "expansion": "sidero- + -urgy",
      "name": "affix"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "σιδηρουργός"
      },
      "expansion": "Ancient Greek σιδηρουργός (sidērourgós)",
      "name": "uder"
    },
    {
      "args": {
        "1": "es",
        "2": "siderurgia"
      },
      "expansion": "siderurgia",
      "name": "m"
    },
    {
      "args": {
        "1": "ca",
        "2": "siderúrgia"
      },
      "expansion": "siderúrgia",
      "name": "m"
    },
    {
      "args": {
        "1": "fr",
        "2": "sidérurgie"
      },
      "expansion": "sidérurgie",
      "name": "m"
    }
  ],
  "etymology_text": "From sidero- + -urgy, after Ancient Greek σιδηρουργός (sidērourgós). Compare Italian, Portuguese, Spanish siderurgia, Catalan siderúrgia and French sidérurgie.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "siderurgy (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from Ancient Greek",
        "English terms prefixed with sidero-",
        "English terms suffixed with -urgy",
        "English uncountable nouns",
        "English undefined derivations",
        "en:Iron",
        "en:Steel"
      ],
      "glosses": [
        "The iron and steel industry."
      ],
      "links": [
        [
          "iron",
          "iron"
        ],
        [
          "steel",
          "steel"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "siderurgy"
}