"uncertainty principle" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "uncertainty principle",
      "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"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Quantum mechanics",
          "orig": "en:Quantum mechanics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The Heisenberg uncertainty principle."
      ],
      "id": "en-uncertainty_principle-en-noun-XReOkHxH",
      "links": [
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "Heisenberg uncertainty principle",
          "Heisenberg uncertainty principle"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(quantum mechanics) The Heisenberg uncertainty principle."
      ],
      "synonyms": [
        {
          "word": "indeterminacy principle"
        }
      ],
      "translations": [
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "physical law",
          "tags": [
            "masculine"
          ],
          "word": "principi d'incertesa"
        },
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "physical law",
          "tags": [
            "masculine"
          ],
          "word": "princip neurčitosti"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "physical law",
          "word": "epätarkkuusperiaate"
        },
        {
          "code": "el",
          "lang": "Greek",
          "roman": "archí tis aprosdioristías",
          "sense": "physical law",
          "tags": [
            "feminine"
          ],
          "word": "αρχή της απροσδιοριστίας"
        },
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "physical law",
          "tags": [
            "neuter"
          ],
          "word": "óvissulögmál"
        },
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "physical law",
          "tags": [
            "neuter"
          ],
          "word": "frávikalögmál"
        },
        {
          "code": "fa",
          "lang": "Persian",
          "roman": "asl-e 'adam-e qat'iyat",
          "sense": "physical law",
          "word": "اصل عدم قطعیت"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "physical law",
          "tags": [
            "neuter"
          ],
          "word": "principiul incertitudinii"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "physical law",
          "tags": [
            "masculine"
          ],
          "word": "principio de indeterminación"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "physical law",
          "tags": [
            "masculine"
          ],
          "word": "principio de incertidumbre"
        },
        {
          "code": "tl",
          "lang": "Tagalog",
          "sense": "physical law",
          "word": "simulain ng dikatiyakan"
        },
        {
          "code": "uk",
          "lang": "Ukrainian",
          "roman": "prýncyp nevýznačenosti",
          "sense": "physical law",
          "tags": [
            "masculine"
          ],
          "word": "при́нцип неви́значеності"
        }
      ],
      "wikipedia": [
        "uncertainty principle"
      ]
    }
  ],
  "word": "uncertainty principle"
}

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "uncertainty principle",
      "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",
        "English nouns with unknown or uncertain plurals",
        "en:Quantum mechanics"
      ],
      "glosses": [
        "The Heisenberg uncertainty principle."
      ],
      "links": [
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "Heisenberg uncertainty principle",
          "Heisenberg uncertainty principle"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(quantum mechanics) The Heisenberg uncertainty principle."
      ],
      "wikipedia": [
        "uncertainty principle"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "indeterminacy principle"
    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "physical law",
      "tags": [
        "masculine"
      ],
      "word": "principi d'incertesa"
    },
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "physical law",
      "tags": [
        "masculine"
      ],
      "word": "princip neurčitosti"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "physical law",
      "word": "epätarkkuusperiaate"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "archí tis aprosdioristías",
      "sense": "physical law",
      "tags": [
        "feminine"
      ],
      "word": "αρχή της απροσδιοριστίας"
    },
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "physical law",
      "tags": [
        "neuter"
      ],
      "word": "óvissulögmál"
    },
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "physical law",
      "tags": [
        "neuter"
      ],
      "word": "frávikalögmál"
    },
    {
      "code": "fa",
      "lang": "Persian",
      "roman": "asl-e 'adam-e qat'iyat",
      "sense": "physical law",
      "word": "اصل عدم قطعیت"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "physical law",
      "tags": [
        "neuter"
      ],
      "word": "principiul incertitudinii"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "physical law",
      "tags": [
        "masculine"
      ],
      "word": "principio de indeterminación"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "physical law",
      "tags": [
        "masculine"
      ],
      "word": "principio de incertidumbre"
    },
    {
      "code": "tl",
      "lang": "Tagalog",
      "sense": "physical law",
      "word": "simulain ng dikatiyakan"
    },
    {
      "code": "uk",
      "lang": "Ukrainian",
      "roman": "prýncyp nevýznačenosti",
      "sense": "physical law",
      "tags": [
        "masculine"
      ],
      "word": "при́нцип неви́значеності"
    }
  ],
  "word": "uncertainty principle"
}