"métal alcalin" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "métal",
        "3": "alcalin",
        "t1": "metal",
        "t2": "alkaline"
      },
      "expansion": "métal (“metal”) + alcalin (“alkaline”)",
      "name": "af"
    }
  ],
  "etymology_text": "From métal (“metal”) + alcalin (“alkaline”).",
  "forms": [
    {
      "form": "métaux alcalins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "métal alcalin m (plural métaux alcalins)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Alkali metals",
          "orig": "fr:Alkali metals",
          "parents": [
            "Chemical elements",
            "Metals",
            "Matter",
            "Metallurgy",
            "Chemistry",
            "Nature",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Inorganic chemistry",
          "orig": "fr:Inorganic chemistry",
          "parents": [
            "Chemistry",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Metals",
          "orig": "fr:Metals",
          "parents": [
            "Matter",
            "Metallurgy",
            "Chemistry",
            "Nature",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "an alkali metal"
      ],
      "id": "en-métal_alcalin-fr-noun-2Tfv8Dm2",
      "links": [
        [
          "inorganic chemistry",
          "inorganic chemistry"
        ],
        [
          "alkali metal",
          "alkali metal"
        ]
      ],
      "raw_glosses": [
        "(inorganic chemistry) an alkali metal"
      ],
      "related": [
        {
          "word": "métal alcalino-terreux"
        }
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "chemistry",
        "inorganic-chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "fr:métal alcalin"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/me.ta.l‿al.ka.lɛ̃/"
    },
    {
      "audio": "Fr-Paris--métal alcalin.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/3c/Fr-Paris--m%C3%A9tal_alcalin.ogg/Fr-Paris--m%C3%A9tal_alcalin.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/3c/Fr-Paris--m%C3%A9tal_alcalin.ogg"
    }
  ],
  "word": "métal alcalin"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "métal",
        "3": "alcalin",
        "t1": "metal",
        "t2": "alkaline"
      },
      "expansion": "métal (“metal”) + alcalin (“alkaline”)",
      "name": "af"
    }
  ],
  "etymology_text": "From métal (“metal”) + alcalin (“alkaline”).",
  "forms": [
    {
      "form": "métaux alcalins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "métal alcalin m (plural métaux alcalins)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "related": [
    {
      "word": "métal alcalino-terreux"
    }
  ],
  "senses": [
    {
      "categories": [
        "French compound terms",
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French multiword terms",
        "French nouns",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "fr:Alkali metals",
        "fr:Inorganic chemistry",
        "fr:Metals"
      ],
      "glosses": [
        "an alkali metal"
      ],
      "links": [
        [
          "inorganic chemistry",
          "inorganic chemistry"
        ],
        [
          "alkali metal",
          "alkali metal"
        ]
      ],
      "raw_glosses": [
        "(inorganic chemistry) an alkali metal"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "chemistry",
        "inorganic-chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "fr:métal alcalin"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/me.ta.l‿al.ka.lɛ̃/"
    },
    {
      "audio": "Fr-Paris--métal alcalin.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/3c/Fr-Paris--m%C3%A9tal_alcalin.ogg/Fr-Paris--m%C3%A9tal_alcalin.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/3c/Fr-Paris--m%C3%A9tal_alcalin.ogg"
    }
  ],
  "word": "métal alcalin"
}