"mer de sable" meaning in Français

{
  "anagrams": [
    {
      "word": "Badlesmere"
    },
    {
      "word": "débrêlâmes"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en allemand",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en croate",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en same du Nord",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de mer et de sable."
  ],
  "forms": [
    {
      "form": "mers de sable",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Analogies en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en français",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Le désert n’offrait aux yeux qu’une mer de sable."
        }
      ],
      "glosses": [
        "Vaste étendue de terre couverte de sable où les dunes jouent le rôle de vagues."
      ],
      "id": "fr-mer_de_sable-fr-noun--pQ4yRCt",
      "tags": [
        "analogy"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\mɛʁ də sabl\\"
    }
  ],
  "tags": [
    "feminine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "tags": [
        "neuter"
      ],
      "word": "Sandmeer"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "tags": [
        "feminine",
        "plural"
      ],
      "word": "dine"
    },
    {
      "lang": "Same du Nord",
      "lang_code": "se",
      "word": "sáttoáhpi"
    }
  ],
  "word": "mer de sable"
}

{
  "anagrams": [
    {
      "word": "Badlesmere"
    },
    {
      "word": "débrêlâmes"
    }
  ],
  "categories": [
    "Compositions en français",
    "Locutions nominales en français",
    "Traductions en allemand",
    "Traductions en croate",
    "Traductions en same du Nord",
    "français"
  ],
  "etymology_texts": [
    "Composé de mer et de sable."
  ],
  "forms": [
    {
      "form": "mers de sable",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Analogies en français",
        "Exemples en français"
      ],
      "examples": [
        {
          "text": "Le désert n’offrait aux yeux qu’une mer de sable."
        }
      ],
      "glosses": [
        "Vaste étendue de terre couverte de sable où les dunes jouent le rôle de vagues."
      ],
      "tags": [
        "analogy"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\mɛʁ də sabl\\"
    }
  ],
  "tags": [
    "feminine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "tags": [
        "neuter"
      ],
      "word": "Sandmeer"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "tags": [
        "feminine",
        "plural"
      ],
      "word": "dine"
    },
    {
      "lang": "Same du Nord",
      "lang_code": "se",
      "word": "sáttoáhpi"
    }
  ],
  "word": "mer de sable"
}