"backdraft" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "back",
        "4": "draft",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish back\nEnglish draft\nEnglish backdraft\nFrom back + draft.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish back\nEnglish draft\nEnglish backdraft\nFrom back + draft.",
  "forms": [
    {
      "form": "backdrafts",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "back draft",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "back draught",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "backdraught",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "backdraft (plural backdrafts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries referencing ambiguous etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries referencing missing etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Polish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Firefighting",
          "orig": "en:Firefighting",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Sudden, dangerous recombustion that occurs when there is a rapid reintroduction of oxygen to an enclosed space containing a fire."
      ],
      "id": "en-backdraft-en-noun-RfoCxwRv",
      "links": [
        [
          "firefighting",
          "firefighting"
        ],
        [
          "Sudden",
          "sudden#English"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "recombustion",
          "recombustion"
        ],
        [
          "rapid",
          "rapid"
        ],
        [
          "reintroduction",
          "reintroduction"
        ],
        [
          "oxygen",
          "oxygen"
        ],
        [
          "enclosed",
          "enclosed"
        ],
        [
          "space",
          "space"
        ],
        [
          "contain",
          "contain"
        ],
        [
          "fire",
          "fire"
        ]
      ],
      "raw_glosses": [
        "(American spelling, firefighting) Sudden, dangerous recombustion that occurs when there is a rapid reintroduction of oxygen to an enclosed space containing a fire."
      ],
      "related": [
        {
          "word": "smoke explosion"
        },
        {
          "word": "a different extreme fire behavior phenomenon"
        },
        {
          "word": "fire"
        },
        {
          "word": "firefighting"
        },
        {
          "word": "volatile"
        }
      ],
      "tags": [
        "US"
      ],
      "topics": [
        "firefighting",
        "government"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "lang_code": "fi",
          "sense": "recombustion",
          "word": "humahdus"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "lang_code": "fi",
          "sense": "recombustion",
          "word": "leimahdus"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "lang_code": "pl",
          "sense": "recombustion",
          "tags": [
            "masculine"
          ],
          "word": "powiew"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "lang_code": "pl",
          "sense": "recombustion",
          "tags": [
            "masculine"
          ],
          "word": "podmuch"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbækˌdɹæft/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "word": "backdraft"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "back",
        "4": "draft",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish back\nEnglish draft\nEnglish backdraft\nFrom back + draft.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish back\nEnglish draft\nEnglish backdraft\nFrom back + draft.",
  "forms": [
    {
      "form": "backdrafts",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "back draft",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "back draught",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "backdraught",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "backdraft (plural backdrafts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "smoke explosion"
    },
    {
      "word": "a different extreme fire behavior phenomenon"
    },
    {
      "word": "fire"
    },
    {
      "word": "firefighting"
    },
    {
      "word": "volatile"
    }
  ],
  "senses": [
    {
      "categories": [
        "American English forms",
        "English compound terms",
        "English countable nouns",
        "English entries referencing ambiguous etymons",
        "English entries referencing missing etymons",
        "English entries with etymology texts",
        "English entries with etymology trees",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "Entries with translation boxes",
        "Pages using etymon with no ID",
        "Pages with 1 entry",
        "Pages with entries",
        "Pages with etymology trees",
        "Terms with Finnish translations",
        "Terms with Polish translations",
        "en:Firefighting"
      ],
      "glosses": [
        "Sudden, dangerous recombustion that occurs when there is a rapid reintroduction of oxygen to an enclosed space containing a fire."
      ],
      "links": [
        [
          "firefighting",
          "firefighting"
        ],
        [
          "Sudden",
          "sudden#English"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "recombustion",
          "recombustion"
        ],
        [
          "rapid",
          "rapid"
        ],
        [
          "reintroduction",
          "reintroduction"
        ],
        [
          "oxygen",
          "oxygen"
        ],
        [
          "enclosed",
          "enclosed"
        ],
        [
          "space",
          "space"
        ],
        [
          "contain",
          "contain"
        ],
        [
          "fire",
          "fire"
        ]
      ],
      "raw_glosses": [
        "(American spelling, firefighting) Sudden, dangerous recombustion that occurs when there is a rapid reintroduction of oxygen to an enclosed space containing a fire."
      ],
      "tags": [
        "US"
      ],
      "topics": [
        "firefighting",
        "government"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbækˌdɹæft/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "lang_code": "fi",
      "sense": "recombustion",
      "word": "humahdus"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "lang_code": "fi",
      "sense": "recombustion",
      "word": "leimahdus"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "lang_code": "pl",
      "sense": "recombustion",
      "tags": [
        "masculine"
      ],
      "word": "powiew"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "lang_code": "pl",
      "sense": "recombustion",
      "tags": [
        "masculine"
      ],
      "word": "podmuch"
    }
  ],
  "word": "backdraft"
}