"Sirius" 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"
    },
    {
      "kind": "other",
      "name": "Étoiles en latin",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du grec ancien Σείριος, Seírios (« ardent »), issu d’une racine indoeuropéenne qui donne serenus (« sec, serein ») ou sudus (« sec ») en latin."
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "name",
  "pos_title": "Nom propre",
  "related": [
    {
      "translation": "sec ; serein ; clair",
      "word": "serenus"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en latin",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Virgile",
          "text": "Sirius laevo contristat lumine caelum.",
          "translation": "Sirius attriste le ciel d’une lumière inquiétante."
        }
      ],
      "glosses": [
        "Sirius."
      ],
      "id": "fr-Sirius-la-name-RHVqeEAH"
    }
  ],
  "synonyms": [
    {
      "word": "canicula"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "Sirius"
}

{
  "categories": [
    "Mots en latin issus d’un mot en grec ancien",
    "Noms propres en latin",
    "latin",
    "Étoiles en latin"
  ],
  "etymology_texts": [
    "Du grec ancien Σείριος, Seírios (« ardent »), issu d’une racine indoeuropéenne qui donne serenus (« sec, serein ») ou sudus (« sec ») en latin."
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "name",
  "pos_title": "Nom propre",
  "related": [
    {
      "translation": "sec ; serein ; clair",
      "word": "serenus"
    }
  ],
  "senses": [
    {
      "categories": [
        "Exemples en latin"
      ],
      "examples": [
        {
          "ref": "Virgile",
          "text": "Sirius laevo contristat lumine caelum.",
          "translation": "Sirius attriste le ciel d’une lumière inquiétante."
        }
      ],
      "glosses": [
        "Sirius."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "canicula"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "Sirius"
}