"Lorentz group" meaning in English

{
  "etymology_text": "Named after Hendrik Antoon Lorentz (1853–1928), A Dutch physicist.",
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  "lang_code": "en",
  "pos": "noun",
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          "name": "Relativity",
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      "glosses": [
        "The group of all Lorentz transformations in spacetime."
      ],
      "holonyms": [
        {
          "word": "indefinite orthogonal group"
        },
        {
          "word": "Poincaré group"
        }
      ],
      "id": "en-Lorentz_group-en-noun-Xvb3lDQh",
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        [
          "Lorentz transformation",
          "Lorentz transformation"
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          "spacetime",
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      "raw_glosses": [
        "(physics, mathematics) The group of all Lorentz transformations in spacetime."
      ],
      "related": [
        {
          "word": "special relativity"
        }
      ],
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        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "physics",
        "sciences"
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      "wikipedia": [
        "Hendrik Antoon Lorentz",
        "Lorentz group"
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  "word": "Lorentz group"
}

{
  "etymology_text": "Named after Hendrik Antoon Lorentz (1853–1928), A Dutch physicist.",
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      "expansion": "Lorentz group",
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  ],
  "holonyms": [
    {
      "word": "indefinite orthogonal group"
    },
    {
      "word": "Poincaré group"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "special relativity"
    }
  ],
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        "The group of all Lorentz transformations in spacetime."
      ],
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        ],
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          "spacetime",
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        "(physics, mathematics) The group of all Lorentz transformations in spacetime."
      ],
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        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "physics",
        "sciences"
      ],
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  "word": "Lorentz group"
}