"Borysthenis" meaning in Latin

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en latin issus d’un mot en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms propres en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Latin",
      "orig": "latin",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Apparenté à Borysthenes, du grec ancien Βορυσθενίς, Borysthenis."
  ],
  "forms": [
    {
      "form": "Borysthenidem",
      "tags": [
        "singular",
        "accusative"
      ]
    },
    {
      "form": "Borysthenidis",
      "tags": [
        "singular",
        "genitive"
      ]
    },
    {
      "form": "Borysthenidī",
      "tags": [
        "singular",
        "dative"
      ]
    },
    {
      "form": "Borysthenidĕ",
      "tags": [
        "singular",
        "ablative"
      ]
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "name",
  "pos_title": "Nom propre",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en latin",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Ville de Sarmatie située sur le Dniepr, aussi appelée Olbia ^([1]), colonie grecque fondée par des Grecs originaires de Milet et important centre de commerce vers l'intérieur des terres."
      ],
      "id": "fr-Borysthenis-la-name-SJXE5dKn"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "Borysthenis"
}

{
  "categories": [
    "Mots en latin issus d’un mot en grec ancien",
    "Noms propres en latin",
    "latin"
  ],
  "etymology_texts": [
    "Apparenté à Borysthenes, du grec ancien Βορυσθενίς, Borysthenis."
  ],
  "forms": [
    {
      "form": "Borysthenidem",
      "tags": [
        "singular",
        "accusative"
      ]
    },
    {
      "form": "Borysthenidis",
      "tags": [
        "singular",
        "genitive"
      ]
    },
    {
      "form": "Borysthenidī",
      "tags": [
        "singular",
        "dative"
      ]
    },
    {
      "form": "Borysthenidĕ",
      "tags": [
        "singular",
        "ablative"
      ]
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "name",
  "pos_title": "Nom propre",
  "senses": [
    {
      "categories": [
        "Wiktionnaire:Exemples manquants en latin"
      ],
      "glosses": [
        "Ville de Sarmatie située sur le Dniepr, aussi appelée Olbia ^([1]), colonie grecque fondée par des Grecs originaires de Milet et important centre de commerce vers l'intérieur des terres."
      ]
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "Borysthenis"
}