"gas generator" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Aerospace",
          "orig": "en:Aerospace",
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      "glosses": [
        "A mechanical device that uses a chemical reaction to produce a gas as an output."
      ],
      "id": "en-gas_generator-en-noun-0yW3QVnQ",
      "links": [
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      "raw_glosses": [
        "(aerospace) A mechanical device that uses a chemical reaction to produce a gas as an output."
      ],
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        "business",
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        "natural-sciences",
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          "name": "Engineering",
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      "glosses": [
        "An electrical generator that runs on gasoline."
      ],
      "id": "en-gas_generator-en-noun-FlKgTjB9",
      "links": [
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      "raw_glosses": [
        "(engineering, US) An electrical generator that runs on gasoline."
      ],
      "tags": [
        "US"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences"
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  "word": "gas generator"
}

{
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    "English lemmas",
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    "English nouns",
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  "forms": [
    {
      "form": "gas generators",
      "tags": [
        "plural"
      ]
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  "head_templates": [
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      "args": {},
      "expansion": "gas generator (plural gas generators)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
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      ],
      "glosses": [
        "A mechanical device that uses a chemical reaction to produce a gas as an output."
      ],
      "links": [
        [
          "aerospace",
          "aerospace"
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      ],
      "raw_glosses": [
        "(aerospace) A mechanical device that uses a chemical reaction to produce a gas as an output."
      ],
      "topics": [
        "aerospace",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
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      "categories": [
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      "glosses": [
        "An electrical generator that runs on gasoline."
      ],
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        "(engineering, US) An electrical generator that runs on gasoline."
      ],
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        "engineering",
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  "word": "gas generator"
}