"Pierrefonds" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Localités de France en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Localités du Québec en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en anglais issus d’un mot en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms propres en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du français Pierrefonds."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "name",
  "pos_title": "Nom propre",
  "senses": [
    {
      "glosses": [
        "Pierrefonds."
      ],
      "id": "fr-Pierrefonds-en-name-vUfuGoiz"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˌpiː.ɛə.ˈfɒn\\",
      "raw_tags": [
        "Royaume-Uni"
      ]
    },
    {
      "ipa": "\\ˌpi.ɛɹ.ˈfɑn\\",
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "word": "Pierrefonds"
}

{
  "categories": [
    "Localités de France en anglais",
    "Localités du Québec en anglais",
    "Mots en anglais issus d’un mot en français",
    "Noms propres en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Du français Pierrefonds."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "name",
  "pos_title": "Nom propre",
  "senses": [
    {
      "glosses": [
        "Pierrefonds."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˌpiː.ɛə.ˈfɒn\\",
      "raw_tags": [
        "Royaume-Uni"
      ]
    },
    {
      "ipa": "\\ˌpi.ɛɹ.ˈfɑn\\",
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "word": "Pierrefonds"
}