"Araco" meaning in Latin

{
  "descendants": [
    {
      "lang": "Aragonese",
      "lang_code": "an",
      "word": "Aragón"
    },
    {
      "lang": "Asturian",
      "lang_code": "ast",
      "word": "Aragón"
    },
    {
      "lang": "Catalan",
      "lang_code": "ca",
      "word": "Aragó"
    },
    {
      "lang": "Spanish",
      "lang_code": "es",
      "word": "Aragón"
    }
  ],
  "etymology_links": [
    [
      "pre-Roman",
      "pre-Roman"
    ],
    [
      "*h₃er-",
      "Reconstruction:Proto-Indo-European/h₃er-"
    ],
    [
      "*-kos",
      "Reconstruction:Proto-Indo-European/-kos"
    ]
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "qfa-sub",
        "3": "-"
      },
      "expansion": "substrate",
      "name": "der"
    },
    {
      "args": {
        "1": "la",
        "2": "ine-pro",
        "3": "-"
      },
      "expansion": "Proto-Indo-European",
      "name": "der"
    }
  ],
  "etymology_text": "Borrowed from a pre-Roman substrate language of Proto-Indo-European origin with the elements *h₃er- (“to move, to spring”) and the adjectival suffix *-kos.",
  "forms": [
    {
      "form": "Aracō",
      "tags": [
        "canonical",
        "masculine"
      ]
    },
    {
      "form": "Aracōnem",
      "tags": [
        "oblique"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*Aracō<3.loc>",
        "g": "m"
      },
      "expansion": "*Aracō m (oblique *Aracōnem); third declension",
      "name": "la-proper noun"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "original_title": "Reconstruction:Latin/Araco",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Latin masculine nouns in the third declension",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "la",
          "name": "Rivers",
          "orig": "la:Rivers",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a river in Hispania Tarraconensis, a triburary of the Hiberus; now the Aragón."
      ],
      "id": "en-Araco-la-name-Ru4g4Awq",
      "links": [
        [
          "river",
          "river"
        ],
        [
          "Hispania Tarraconensis",
          "Hispania Tarraconensis#English"
        ],
        [
          "Hiberus",
          "Hiberus"
        ],
        [
          "Aragón",
          "Aragón"
        ]
      ],
      "tags": [
        "declension-3",
        "reconstruction"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/aɾaˈɡone/"
    }
  ],
  "word": "Araco"
}

{
  "descendants": [
    {
      "lang": "Aragonese",
      "lang_code": "an",
      "word": "Aragón"
    },
    {
      "lang": "Asturian",
      "lang_code": "ast",
      "word": "Aragón"
    },
    {
      "lang": "Catalan",
      "lang_code": "ca",
      "word": "Aragó"
    },
    {
      "lang": "Spanish",
      "lang_code": "es",
      "word": "Aragón"
    }
  ],
  "etymology_links": [
    [
      "pre-Roman",
      "pre-Roman"
    ],
    [
      "*h₃er-",
      "Reconstruction:Proto-Indo-European/h₃er-"
    ],
    [
      "*-kos",
      "Reconstruction:Proto-Indo-European/-kos"
    ]
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "qfa-sub",
        "3": "-"
      },
      "expansion": "substrate",
      "name": "der"
    },
    {
      "args": {
        "1": "la",
        "2": "ine-pro",
        "3": "-"
      },
      "expansion": "Proto-Indo-European",
      "name": "der"
    }
  ],
  "etymology_text": "Borrowed from a pre-Roman substrate language of Proto-Indo-European origin with the elements *h₃er- (“to move, to spring”) and the adjectival suffix *-kos.",
  "forms": [
    {
      "form": "Aracō",
      "tags": [
        "canonical",
        "masculine"
      ]
    },
    {
      "form": "Aracōnem",
      "tags": [
        "oblique"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*Aracō<3.loc>",
        "g": "m"
      },
      "expansion": "*Aracō m (oblique *Aracōnem); third declension",
      "name": "la-proper noun"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "original_title": "Reconstruction:Latin/Araco",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Latin entries with incorrect language header",
        "Latin lemmas",
        "Latin masculine nouns",
        "Latin masculine nouns in the third declension",
        "Latin proper nouns",
        "Latin reconstructed terms",
        "Latin terms derived from Proto-Indo-European",
        "Latin terms derived from substrate languages",
        "Latin third declension nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "la:Rivers"
      ],
      "glosses": [
        "a river in Hispania Tarraconensis, a triburary of the Hiberus; now the Aragón."
      ],
      "links": [
        [
          "river",
          "river"
        ],
        [
          "Hispania Tarraconensis",
          "Hispania Tarraconensis#English"
        ],
        [
          "Hiberus",
          "Hiberus"
        ],
        [
          "Aragón",
          "Aragón"
        ]
      ],
      "tags": [
        "declension-3",
        "reconstruction"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/aɾaˈɡone/"
    }
  ],
  "word": "Araco"
}