"radioactive decay" meaning in English

{
  "forms": [
    {
      "form": "radioactive decays",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "radioactive decay (countable and uncountable, plural radioactive decays)",
      "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": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
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          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Radioactivity",
          "orig": "en:Radioactivity",
          "parents": [
            "Nuclear physics",
            "Radiation",
            "Physics",
            "Quantum mechanics",
            "Energy",
            "Sciences",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any of several processes by which unstable nuclei emit subatomic particles and/or ionizing radiation and disintegrate into one or more smaller nuclei."
      ],
      "id": "en-radioactive_decay-en-noun-FenZVJaS",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "nuclei",
          "nuclei"
        ],
        [
          "subatomic particle",
          "subatomic particle"
        ],
        [
          "ionizing radiation",
          "ionizing radiation"
        ],
        [
          "disintegrate",
          "disintegrate"
        ]
      ],
      "raw_glosses": [
        "(physics) Any of several processes by which unstable nuclei emit subatomic particles and/or ionizing radiation and disintegrate into one or more smaller nuclei."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "physical process",
          "tags": [
            "masculine"
          ],
          "word": "radioaktivní rozpad"
        },
        {
          "code": "da",
          "lang": "Danish",
          "sense": "physical process",
          "tags": [
            "neuter"
          ],
          "word": "radioaktivt henfald"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "physical process",
          "word": "hajoaminen"
        },
        {
          "code": "ka",
          "lang": "Georgian",
          "roman": "radioakṭiuri dašla",
          "sense": "physical process",
          "word": "რადიოაქტიური დაშლა"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "physical process",
          "tags": [
            "masculine"
          ],
          "word": "radioaktiver Zerfall"
        },
        {
          "code": "id",
          "lang": "Indonesian",
          "sense": "physical process",
          "word": "peluruhan radioaktif"
        },
        {
          "code": "kn",
          "lang": "Kannada",
          "roman": "vikiraṇa paṭutva",
          "sense": "physical process",
          "word": "ವಿಕಿರಣ ಪಟುತ್ವ"
        },
        {
          "code": "ms",
          "lang": "Malay",
          "sense": "physical process",
          "word": "reputan radioaktif"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "physical process",
          "tags": [
            "masculine"
          ],
          "word": "decaimento radioativo"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "physical process",
          "tags": [
            "masculine"
          ],
          "word": "decaimento radiativo"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "physical process",
          "tags": [
            "neuter"
          ],
          "word": "radioaktivt sönderfall"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "physical process",
          "tags": [
            "neuter"
          ],
          "word": "sönderfall"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "physical process",
          "word": "radyoaktif bozunum"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "physical process",
          "word": "radyoaktif parçalanma"
        },
        {
          "code": "uk",
          "lang": "Ukrainian",
          "roman": "radioaktývnyj rózpad",
          "sense": "physical process",
          "tags": [
            "masculine"
          ],
          "word": "радіоакти́вний ро́зпад"
        }
      ],
      "wikipedia": [
        "radioactive decay"
      ]
    }
  ],
  "word": "radioactive decay"
}

{
  "forms": [
    {
      "form": "radioactive decays",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "radioactive decay (countable and uncountable, plural radioactive decays)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "English uncountable nouns",
        "en:Physics",
        "en:Radioactivity"
      ],
      "glosses": [
        "Any of several processes by which unstable nuclei emit subatomic particles and/or ionizing radiation and disintegrate into one or more smaller nuclei."
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "nuclei",
          "nuclei"
        ],
        [
          "subatomic particle",
          "subatomic particle"
        ],
        [
          "ionizing radiation",
          "ionizing radiation"
        ],
        [
          "disintegrate",
          "disintegrate"
        ]
      ],
      "raw_glosses": [
        "(physics) Any of several processes by which unstable nuclei emit subatomic particles and/or ionizing radiation and disintegrate into one or more smaller nuclei."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "radioactive decay"
      ]
    }
  ],
  "translations": [
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "physical process",
      "tags": [
        "masculine"
      ],
      "word": "radioaktivní rozpad"
    },
    {
      "code": "da",
      "lang": "Danish",
      "sense": "physical process",
      "tags": [
        "neuter"
      ],
      "word": "radioaktivt henfald"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "physical process",
      "word": "hajoaminen"
    },
    {
      "code": "ka",
      "lang": "Georgian",
      "roman": "radioakṭiuri dašla",
      "sense": "physical process",
      "word": "რადიოაქტიური დაშლა"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "physical process",
      "tags": [
        "masculine"
      ],
      "word": "radioaktiver Zerfall"
    },
    {
      "code": "id",
      "lang": "Indonesian",
      "sense": "physical process",
      "word": "peluruhan radioaktif"
    },
    {
      "code": "kn",
      "lang": "Kannada",
      "roman": "vikiraṇa paṭutva",
      "sense": "physical process",
      "word": "ವಿಕಿರಣ ಪಟುತ್ವ"
    },
    {
      "code": "ms",
      "lang": "Malay",
      "sense": "physical process",
      "word": "reputan radioaktif"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "physical process",
      "tags": [
        "masculine"
      ],
      "word": "decaimento radioativo"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "physical process",
      "tags": [
        "masculine"
      ],
      "word": "decaimento radiativo"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "physical process",
      "tags": [
        "neuter"
      ],
      "word": "radioaktivt sönderfall"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "physical process",
      "tags": [
        "neuter"
      ],
      "word": "sönderfall"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "physical process",
      "word": "radyoaktif bozunum"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "physical process",
      "word": "radyoaktif parçalanma"
    },
    {
      "code": "uk",
      "lang": "Ukrainian",
      "roman": "radioaktývnyj rózpad",
      "sense": "physical process",
      "tags": [
        "masculine"
      ],
      "word": "радіоакти́вний ро́зпад"
    }
  ],
  "word": "radioactive decay"
}