"cheval de mer" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Carnivores en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Compositions en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mammifères marins en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Poissons en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en espéranto",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de cheval et de mer."
  ],
  "forms": [
    {
      "form": "chevaux de mer",
      "ipas": [
        "\\ʃə.vo də mɛʁ\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "glosses": [
        "Hippocampe."
      ],
      "id": "fr-cheval_de_mer-fr-noun-Is4OnaY2",
      "topics": [
        "zoology"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Termes désuets en français",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Jacques-Joseph Baudrillart, Traité général des eaux et forêts, chasses et pêches, 1827",
          "text": "Le Morse, trichecus rosmarus, que l’on a nommé improprement vache marine, cheval de mer, et qu’on a appelé avec plus de raison éléphant de mer, a en effet, comme l’éléphant, deux grandes défenses d’ivoire qui sortent de la mâchoire supérieure ; […]"
        }
      ],
      "glosses": [
        "Morse."
      ],
      "id": "fr-cheval_de_mer-fr-noun-QbMevmQE",
      "tags": [
        "obsolete"
      ],
      "topics": [
        "zoology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ʃə.val də mɛʁ\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "translations": [
    {
      "lang": "Espéranto",
      "lang_code": "eo",
      "sense": "hippocampe",
      "sense_index": 1,
      "word": "marĉevaleto"
    },
    {
      "lang": "Russe",
      "lang_code": "ru",
      "roman": "morskoi konïok",
      "sense": "hippocampe",
      "sense_index": 1,
      "word": "морской конёк"
    }
  ],
  "word": "cheval de mer"
}

{
  "categories": [
    "Carnivores en français",
    "Compositions en français",
    "Locutions nominales en français",
    "Mammifères marins en français",
    "Poissons en français",
    "Traductions en espéranto",
    "Traductions en russe",
    "français"
  ],
  "etymology_texts": [
    "Composé de cheval et de mer."
  ],
  "forms": [
    {
      "form": "chevaux de mer",
      "ipas": [
        "\\ʃə.vo də mɛʁ\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "glosses": [
        "Hippocampe."
      ],
      "topics": [
        "zoology"
      ]
    },
    {
      "categories": [
        "Exemples en français",
        "Termes désuets en français"
      ],
      "examples": [
        {
          "ref": "Jacques-Joseph Baudrillart, Traité général des eaux et forêts, chasses et pêches, 1827",
          "text": "Le Morse, trichecus rosmarus, que l’on a nommé improprement vache marine, cheval de mer, et qu’on a appelé avec plus de raison éléphant de mer, a en effet, comme l’éléphant, deux grandes défenses d’ivoire qui sortent de la mâchoire supérieure ; […]"
        }
      ],
      "glosses": [
        "Morse."
      ],
      "tags": [
        "obsolete"
      ],
      "topics": [
        "zoology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ʃə.val də mɛʁ\\"
    }
  ],
  "tags": [
    "masculine"
  ],
  "translations": [
    {
      "lang": "Espéranto",
      "lang_code": "eo",
      "sense": "hippocampe",
      "sense_index": 1,
      "word": "marĉevaleto"
    },
    {
      "lang": "Russe",
      "lang_code": "ru",
      "roman": "morskoi konïok",
      "sense": "hippocampe",
      "sense_index": 1,
      "word": "морской конёк"
    }
  ],
  "word": "cheval de mer"
}