"arc blast" meaning in English

{
  "forms": [
    {
      "form": "arc blasts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "arc blast (countable and uncountable, plural arc blasts)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Electrical engineering",
          "orig": "en:Electrical engineering",
          "parents": [
            "Electricity",
            "Engineering",
            "Electromagnetism",
            "Applied sciences",
            "Technology",
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An explosion produced by the extreme heat of an uncontrolled high-energy electric arc."
      ],
      "id": "en-arc_blast-en-noun-mC4UxSEq",
      "links": [
        [
          "electrical engineering",
          "electrical engineering"
        ],
        [
          "explosion",
          "explosion"
        ],
        [
          "extreme",
          "extreme"
        ],
        [
          "heat",
          "heat"
        ],
        [
          "uncontrolled",
          "uncontrolled"
        ],
        [
          "high-energy",
          "high-energy"
        ],
        [
          "electric arc",
          "electric arc"
        ]
      ],
      "raw_glosses": [
        "(electrical engineering) An explosion produced by the extreme heat of an uncontrolled high-energy electric arc."
      ],
      "related": [
        {
          "word": "arc fault"
        },
        {
          "word": "arc flash"
        }
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "business",
        "electrical",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "arc blast"
}

{
  "forms": [
    {
      "form": "arc blasts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "arc blast (countable and uncountable, plural arc blasts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "arc fault"
    },
    {
      "word": "arc flash"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Electrical engineering"
      ],
      "glosses": [
        "An explosion produced by the extreme heat of an uncontrolled high-energy electric arc."
      ],
      "links": [
        [
          "electrical engineering",
          "electrical engineering"
        ],
        [
          "explosion",
          "explosion"
        ],
        [
          "extreme",
          "extreme"
        ],
        [
          "heat",
          "heat"
        ],
        [
          "uncontrolled",
          "uncontrolled"
        ],
        [
          "high-energy",
          "high-energy"
        ],
        [
          "electric arc",
          "electric arc"
        ]
      ],
      "raw_glosses": [
        "(electrical engineering) An explosion produced by the extreme heat of an uncontrolled high-energy electric arc."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "business",
        "electrical",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "arc blast"
}