"ventilator" meaning in English

{
  "categories": [
    {
      "kind": "other",
      "name": "Terms suffixed with -or",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ventilate",
        "2": "or"
      },
      "expansion": "ventilate + -or",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "ventilate + -or",
  "forms": [
    {
      "form": "ventilator",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "ventilators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "glosses": [
        "A ventilator is a device that circulates fresh air and expels stale or noxious air."
      ],
      "id": "simple-ventilator-en-noun-ICnJ~aHl",
      "raw_tags": [
        "countable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈvɛntɪleɪtə/"
    },
    {
      "audio": "en-au-ventilator.ogg",
      "tags": [
        "Australia"
      ]
    }
  ],
  "word": "ventilator"
}

{
  "categories": [
    "Terms suffixed with -or"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ventilate",
        "2": "or"
      },
      "expansion": "ventilate + -or",
      "name": "ety-suffix"
    }
  ],
  "etymology_text": "ventilate + -or",
  "forms": [
    {
      "form": "ventilator",
      "tags": [
        "singular"
      ]
    },
    {
      "form": "ventilators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "expansion": "[POS TABLE]",
      "name": "noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Countable nouns"
      ],
      "glosses": [
        "A ventilator is a device that circulates fresh air and expels stale or noxious air."
      ],
      "raw_tags": [
        "countable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈvɛntɪleɪtə/"
    },
    {
      "audio": "en-au-ventilator.ogg",
      "tags": [
        "Australia"
      ]
    }
  ],
  "word": "ventilator"
}