"decennale" meaning in Italien

{
  "categories": [
    {
      "kind": "other",
      "name": "Adjectifs en italien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en italien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Italien",
      "orig": "italien",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "decennali",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Italien",
  "lang_code": "it",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "glosses": [
        "Décennal, qui dure dix ans ou qui revient tous les dix ans."
      ],
      "id": "fr-decennale-it-adj--XqxjZvd"
    }
  ],
  "word": "decennale"
}

{
  "categories": [
    "Adjectifs en italien",
    "Lemmes en italien",
    "italien"
  ],
  "forms": [
    {
      "form": "decennali",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Italien",
  "lang_code": "it",
  "pos": "adj",
  "pos_title": "Adjectif",
  "senses": [
    {
      "glosses": [
        "Décennal, qui dure dix ans ou qui revient tous les dix ans."
      ]
    }
  ],
  "word": "decennale"
}