"fero" meaning in Esperanto

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": ":bor",
        "3": "la:ferrum",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nsubstratebor.\nOld Latin *fersom\nLatin ferrumbor.\nEsperanto fero\n[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"alt\" : \"*fersom\", \"lang_name\" : \"Old Latin\", \"status\" : \"inline\", \"children\" : [ { \"keyword_abbrev\" : \"bor.\", \"keyword_label\" : \"Borrowed from\", \"terms\" : [ { \"lang_name\" : \"substrate\", \"status\" : \"ok\", \"children\" : [ ], \"lang\" : \"qfa-sub\" } ], \"keyword\" : \"bor\" } ], \"lang\" : \"itc-ola\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Latin\", \"term\" : \"ferrum\", \"status\" : \"ok\", \"lang\" : \"la\" } ], \"keyword\" : \"bor\" } ], \"lang_name\" : \"Esperanto\", \"term\" : \"fero\", \"status\" : \"ok\", \"lang\" : \"eo\" }\" data-lang=\"eo\" data-title=\"fero\">\nBorrowed from Latin ferrum.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nsubstratebor.\nOld Latin *fersom\nLatin ferrumbor.\nEsperanto fero\nBorrowed from Latin ferrum.",
  "forms": [
    {
      "form": "feron",
      "tags": [
        "accusative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "fero (uncountable, accusative feron)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "fe‧ro"
  ],
  "hyphenations": [
    {
      "parts": [
        "fe‧ro"
      ]
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto BRO4",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with etymology texts",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 8 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "eo",
          "name": "Chemical elements",
          "orig": "eo:Chemical elements",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "eo",
          "name": "Metals",
          "orig": "eo:Metals",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "iron meteorite",
          "translation": "iron meteorite",
          "word": "ferometeorito"
        },
        {
          "english": "iron ore",
          "translation": "iron ore",
          "word": "ferŝtono"
        },
        {
          "english": "railroad, railway",
          "translation": "railroad, railway",
          "word": "fervojo"
        },
        {
          "english": "horseshoe",
          "translation": "horseshoe",
          "word": "hufofero"
        }
      ],
      "glosses": [
        "the chemical element iron"
      ],
      "id": "en-fero-eo-noun-vwlt7Ask",
      "links": [
        [
          "iron",
          "iron"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈfero/"
    },
    {
      "rhymes": "-ero"
    }
  ],
  "word": "fero"
}

{
  "derived": [
    {
      "english": "iron meteorite",
      "translation": "iron meteorite",
      "word": "ferometeorito"
    },
    {
      "english": "iron ore",
      "translation": "iron ore",
      "word": "ferŝtono"
    },
    {
      "english": "railroad, railway",
      "translation": "railroad, railway",
      "word": "fervojo"
    },
    {
      "english": "horseshoe",
      "translation": "horseshoe",
      "word": "hufofero"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": ":bor",
        "3": "la:ferrum",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nsubstratebor.\nOld Latin *fersom\nLatin ferrumbor.\nEsperanto fero\n[Appendix:Glossary#loanword|Borrowed]] from\", \"terms\" : [ { \"children\" : [ { \"terms\" : [ { \"alt\" : \"*fersom\", \"lang_name\" : \"Old Latin\", \"status\" : \"inline\", \"children\" : [ { \"keyword_abbrev\" : \"bor.\", \"keyword_label\" : \"Borrowed from\", \"terms\" : [ { \"lang_name\" : \"substrate\", \"status\" : \"ok\", \"children\" : [ ], \"lang\" : \"qfa-sub\" } ], \"keyword\" : \"bor\" } ], \"lang\" : \"itc-ola\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Latin\", \"term\" : \"ferrum\", \"status\" : \"ok\", \"lang\" : \"la\" } ], \"keyword\" : \"bor\" } ], \"lang_name\" : \"Esperanto\", \"term\" : \"fero\", \"status\" : \"ok\", \"lang\" : \"eo\" }\" data-lang=\"eo\" data-title=\"fero\">\nBorrowed from Latin ferrum.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nsubstratebor.\nOld Latin *fersom\nLatin ferrumbor.\nEsperanto fero\nBorrowed from Latin ferrum.",
  "forms": [
    {
      "form": "feron",
      "tags": [
        "accusative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "fero (uncountable, accusative feron)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "fe‧ro"
  ],
  "hyphenations": [
    {
      "parts": [
        "fe‧ro"
      ]
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Esperanto 2-syllable words",
        "Esperanto BRO4",
        "Esperanto entries with etymology texts",
        "Esperanto entries with etymology trees",
        "Esperanto entries with etymon",
        "Esperanto entries with incorrect language header",
        "Esperanto lemmas",
        "Esperanto nouns",
        "Esperanto terms borrowed from Latin",
        "Esperanto terms derived from Latin",
        "Esperanto terms derived from Old Latin",
        "Esperanto terms derived from substrate languages",
        "Esperanto terms with IPA pronunciation",
        "Esperanto terms with audio pronunciation",
        "Esperanto uncountable nouns",
        "Pages using etymon with no ID",
        "Pages with 8 entries",
        "Pages with entries",
        "Pages with etymology trees",
        "Pages with etymon",
        "Rhymes:Esperanto/ero",
        "Rhymes:Esperanto/ero/2 syllables",
        "eo:Chemical elements",
        "eo:Metals"
      ],
      "glosses": [
        "the chemical element iron"
      ],
      "links": [
        [
          "iron",
          "iron"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈfero/"
    },
    {
      "rhymes": "-ero"
    }
  ],
  "word": "fero"
}