"Pietra dura" meaning in All languages combined

{
  "categories": [
    {
      "kind": "other",
      "name": "Locutions nominales en allemand",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en allemand issus d’un mot en italien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Allemand",
      "orig": "allemand",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "De l’italien pietra dura."
  ],
  "lang": "Allemand",
  "lang_code": "de",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Minéraux en allemand",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en allemand",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Pierre dure."
      ],
      "id": "fr-Pietra_dura-de-noun-gITLoKFS",
      "topics": [
        "mineralogy"
      ]
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "Pietra dura"
}

{
  "categories": [
    "Locutions nominales en allemand",
    "Mots en allemand issus d’un mot en italien",
    "allemand"
  ],
  "etymology_texts": [
    "De l’italien pietra dura."
  ],
  "lang": "Allemand",
  "lang_code": "de",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Minéraux en allemand",
        "Wiktionnaire:Exemples manquants en allemand"
      ],
      "glosses": [
        "Pierre dure."
      ],
      "topics": [
        "mineralogy"
      ]
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "Pietra dura"
}