"métal alcalin" meaning in French

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  "etymology_text": "From métal (“metal”) + alcalin (“alkaline”).",
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    {
      "form": "métaux alcalins",
      "tags": [
        "plural"
      ]
    }
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        "an alkali metal"
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        "(inorganic chemistry) an alkali metal"
      ],
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        {
          "word": "métal alcalino-terreux"
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      "ipa": "/me.ta.l‿al.ka.lɛ̃/"
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    {
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