"Léman" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "la",
        "3": "Lemanus"
      },
      "expansion": "Latin Lemanus",
      "name": "uder"
    }
  ],
  "etymology_text": "From Latin Lemanus.",
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "Léman m",
      "name": "fr-proper noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "French undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "fr",
          "name": "Lakes",
          "orig": "fr:Lakes",
          "parents": [
            "Bodies of water",
            "Places",
            "Landforms",
            "Water",
            "Names",
            "Earth",
            "Liquids",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Nature",
            "Matter",
            "Fundamental",
            "Nouns",
            "Chemistry",
            "Lemmas",
            "Sciences"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "fr",
          "name": "Switzerland",
          "orig": "fr:Switzerland",
          "parents": [
            "Europe",
            "Earth",
            "Eurasia",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "lémanique"
        }
      ],
      "glosses": [
        "Geneva (lake)"
      ],
      "id": "en-Léman-fr-name-p~KkS578",
      "links": [
        [
          "Geneva",
          "Geneva"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "fr:Le Léman"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/le.mɑ̃/"
    }
  ],
  "word": "Léman"
}

{
  "derived": [
    {
      "word": "lémanique"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "la",
        "3": "Lemanus"
      },
      "expansion": "Latin Lemanus",
      "name": "uder"
    }
  ],
  "etymology_text": "From Latin Lemanus.",
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "Léman m",
      "name": "fr-proper noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "French 2-syllable words",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French proper nouns",
        "French terms derived from Latin",
        "French terms with IPA pronunciation",
        "French undefined derivations",
        "fr:Lakes",
        "fr:Switzerland"
      ],
      "glosses": [
        "Geneva (lake)"
      ],
      "links": [
        [
          "Geneva",
          "Geneva"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "fr:Le Léman"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/le.mɑ̃/"
    }
  ],
  "word": "Léman"
}