"ââ" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en français formés par le redoublement d’une suite de lettres",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots sans consonne en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Palindromes en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Symboles en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en français de la pharmacologie",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en français",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Signe indiquant qu’on doit mélanger chaque médicament en parties égales."
      ],
      "id": "fr-ââ-fr-symbol-1U0clYph",
      "topics": [
        "pharmacology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\a.a\\"
    }
  ],
  "word": "ââ"
}

{
  "categories": [
    "Mots en français formés par le redoublement d’une suite de lettres",
    "Mots sans consonne en français",
    "Palindromes en français",
    "Symboles en français",
    "français"
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        "Lexique en français de la pharmacologie",
        "Wiktionnaire:Exemples manquants en français"
      ],
      "glosses": [
        "Signe indiquant qu’on doit mélanger chaque médicament en parties égales."
      ],
      "topics": [
        "pharmacology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\a.a\\"
    }
  ],
  "word": "ââ"
}