"emergency light" meaning in English

{
  "etymology_text": "From emergency + light.",
  "forms": [
    {
      "form": "emergency lights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "emergency light (plural emergency lights)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
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          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
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        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Swedish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "An electric light that turns on to give light during a power outage."
      ],
      "id": "en-emergency_light-en-noun-8DPKNXCQ",
      "links": [
        [
          "electric",
          "electric"
        ],
        [
          "light",
          "light"
        ]
      ],
      "translations": [
        {
          "code": "de",
          "lang": "German",
          "sense": "light during power outage",
          "tags": [
            "feminine"
          ],
          "word": "Notbeleuchtung"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "light during power outage",
          "tags": [
            "common-gender"
          ],
          "word": "nödbelysning"
        }
      ]
    }
  ],
  "word": "emergency light"
}

{
  "etymology_text": "From emergency + light.",
  "forms": [
    {
      "form": "emergency lights",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "emergency light (plural emergency lights)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with German translations",
        "Terms with Swedish translations"
      ],
      "glosses": [
        "An electric light that turns on to give light during a power outage."
      ],
      "links": [
        [
          "electric",
          "electric"
        ],
        [
          "light",
          "light"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "de",
      "lang": "German",
      "sense": "light during power outage",
      "tags": [
        "feminine"
      ],
      "word": "Notbeleuchtung"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "light during power outage",
      "tags": [
        "common-gender"
      ],
      "word": "nödbelysning"
    }
  ],
  "word": "emergency light"
}