"principle of relativity" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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          "langcode": "en",
          "name": "Relativity",
          "orig": "en:Relativity",
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      "glosses": [
        "The principle that only the motion of objects relative to one another can be measured, and that there is no absolute frame of reference."
      ],
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      "qualifier": "relativity",
      "raw_glosses": [
        "(relativity) The principle that only the motion of objects relative to one another can be measured, and that there is no absolute frame of reference."
      ],
      "related": [
        {
          "word": "relativity"
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        {
          "word": "special relativity"
        },
        {
          "word": "general relativity"
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      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "principle that only motion of objects can be measured",
          "word": "相對性原理"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "xiāngduìxìng yuánlǐ",
          "sense": "principle that only motion of objects can be measured",
          "word": "相对性原理"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "principle that only motion of objects can be measured",
          "word": "suhteellisuusperiaate"
        },
        {
          "code": "gl",
          "lang": "Galician",
          "sense": "principle that only motion of objects can be measured",
          "word": "principio da relatividade"
        },
        {
          "code": "ka",
          "lang": "Georgian",
          "roman": "pardobitobis ṗrinciṗi",
          "sense": "principle that only motion of objects can be measured",
          "word": "ფარდობითობის პრინციპი"
        }
      ]
    }
  ],
  "word": "principle of relativity"
}

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  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "relativity"
    },
    {
      "word": "special relativity"
    },
    {
      "word": "general relativity"
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      "glosses": [
        "The principle that only the motion of objects relative to one another can be measured, and that there is no absolute frame of reference."
      ],
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          "relativity"
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      "qualifier": "relativity",
      "raw_glosses": [
        "(relativity) The principle that only the motion of objects relative to one another can be measured, and that there is no absolute frame of reference."
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "principle that only motion of objects can be measured",
      "word": "相對性原理"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "xiāngduìxìng yuánlǐ",
      "sense": "principle that only motion of objects can be measured",
      "word": "相对性原理"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "principle that only motion of objects can be measured",
      "word": "suhteellisuusperiaate"
    },
    {
      "code": "gl",
      "lang": "Galician",
      "sense": "principle that only motion of objects can be measured",
      "word": "principio da relatividade"
    },
    {
      "code": "ka",
      "lang": "Georgian",
      "roman": "pardobitobis ṗrinciṗi",
      "sense": "principle that only motion of objects can be measured",
      "word": "ფარდობითობის პრინციპი"
    }
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  "word": "principle of relativity"
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