"perforation" meaning in Английский

{
  "categories": [
    {
      "kind": "other",
      "name": "Английские существительные",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Английский язык",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Отверстия/en",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Слова из 11 букв/en",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "perforation",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "perforations",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Английский",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "перфорация, просверливание, пробивание отверстий, пробуравливание"
      ],
      "id": "ru-perforation-en-noun-t7xleZQw"
    },
    {
      "glosses": [
        "дыра, дырка, отверстие"
      ],
      "id": "ru-perforation-en-noun-RbNWt3su"
    },
    {
      "glosses": [
        "перфорация, прободение"
      ],
      "id": "ru-perforation-en-noun-SSl64u2y",
      "raw_glosses": [
        "мед. перфорация, прободение"
      ],
      "topics": [
        "medicine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "ˌpɜːf(ə)'reɪʃ(ə)n",
      "tags": [
        "singular"
      ]
    }
  ],
  "word": "perforation"
}

{
  "categories": [
    "Английские существительные",
    "Английский язык",
    "Отверстия/en",
    "Слова из 11 букв/en"
  ],
  "forms": [
    {
      "form": "perforation",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "perforations",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Английский",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "перфорация, просверливание, пробивание отверстий, пробуравливание"
      ]
    },
    {
      "glosses": [
        "дыра, дырка, отверстие"
      ]
    },
    {
      "glosses": [
        "перфорация, прободение"
      ],
      "raw_glosses": [
        "мед. перфорация, прободение"
      ],
      "topics": [
        "medicine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "ˌpɜːf(ə)'reɪʃ(ə)n",
      "tags": [
        "singular"
      ]
    }
  ],
  "word": "perforation"
}