"secular equilibrium" meaning in English

{
  "forms": [
    {
      "form": "secular equilibria",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "secular equilibriums",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "secular equilibria",
        "2": "s"
      },
      "expansion": "secular equilibrium (plural secular equilibria or secular equilibriums)",
      "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": "Nuclear physics",
          "orig": "en:Nuclear physics",
          "parents": [
            "Physics",
            "Quantum mechanics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1998, Michael F. L'Annunziata, Handbook of Radioactivity Analysis, Academic Press, page 61",
          "text": "In decay schemes of this type, the following three conditions may predominate: (1) secular equilibrium, (2) transient equilibrium, and (3) the state of no equilibrium.",
          "type": "quotation"
        },
        {
          "ref": "2016, Tobias L. Ross, Frank Roesch, “Life sciences: Nuclear medicine diagnosis”, in Frank Rösch, editor, Nuclear- and Radiochemistry, Volume 2: Modern Applications, Walter de Gruyter, page 443",
          "text": "The ^{₆₈}Ge/^{₆₈}Ga and the ^{₈₂}Sr/^{₈₂}Rb generators represent secular equilibria.",
          "type": "quotation"
        },
        {
          "ref": "2020, David J. Burdige, Geochemistry of Marine Sediments, Princeton University Press, page 43",
          "text": "At the same time, because of differences in the chemistry of the daughter and parent elements involved in such secular equilibria, this parent:daughter ratio may not be equal to 1.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The situation of the quantity of a radioisotope remaining constant because it is produced (by decay of a parent isotope) at the same rate that it decays."
      ],
      "id": "en-secular_equilibrium-en-noun-576y916e",
      "links": [
        [
          "nuclear physics",
          "nuclear physics"
        ],
        [
          "situation",
          "situation"
        ],
        [
          "radioisotope",
          "radioisotope"
        ],
        [
          "decay",
          "decay"
        ],
        [
          "parent",
          "parent"
        ],
        [
          "isotope",
          "isotope"
        ]
      ],
      "qualifier": "nuclear physics",
      "raw_glosses": [
        "(nuclear physics) The situation of the quantity of a radioisotope remaining constant because it is produced (by decay of a parent isotope) at the same rate that it decays."
      ],
      "synonyms": [
        {
          "word": "radioactive equilibrium"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "situation of the quantity of a radioisotope remaining constant",
          "word": "sekulaarinen tasapaino"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "situation of the quantity of a radioisotope remaining constant",
          "tags": [
            "masculine"
          ],
          "word": "équilibre séculaire"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "situation of the quantity of a radioisotope remaining constant",
          "tags": [
            "neuter"
          ],
          "word": "säkulares Gleichgewicht"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "situation of the quantity of a radioisotope remaining constant",
          "tags": [
            "masculine"
          ],
          "word": "equilibrio secolare"
        }
      ],
      "wikipedia": [
        "secular equilibrium"
      ]
    }
  ],
  "word": "secular equilibrium"
}

{
  "forms": [
    {
      "form": "secular equilibria",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "secular equilibriums",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "secular equilibria",
        "2": "s"
      },
      "expansion": "secular equilibrium (plural secular equilibria or secular equilibriums)",
      "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 terms with quotations",
        "en:Nuclear physics"
      ],
      "examples": [
        {
          "ref": "1998, Michael F. L'Annunziata, Handbook of Radioactivity Analysis, Academic Press, page 61",
          "text": "In decay schemes of this type, the following three conditions may predominate: (1) secular equilibrium, (2) transient equilibrium, and (3) the state of no equilibrium.",
          "type": "quotation"
        },
        {
          "ref": "2016, Tobias L. Ross, Frank Roesch, “Life sciences: Nuclear medicine diagnosis”, in Frank Rösch, editor, Nuclear- and Radiochemistry, Volume 2: Modern Applications, Walter de Gruyter, page 443",
          "text": "The ^{₆₈}Ge/^{₆₈}Ga and the ^{₈₂}Sr/^{₈₂}Rb generators represent secular equilibria.",
          "type": "quotation"
        },
        {
          "ref": "2020, David J. Burdige, Geochemistry of Marine Sediments, Princeton University Press, page 43",
          "text": "At the same time, because of differences in the chemistry of the daughter and parent elements involved in such secular equilibria, this parent:daughter ratio may not be equal to 1.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The situation of the quantity of a radioisotope remaining constant because it is produced (by decay of a parent isotope) at the same rate that it decays."
      ],
      "links": [
        [
          "nuclear physics",
          "nuclear physics"
        ],
        [
          "situation",
          "situation"
        ],
        [
          "radioisotope",
          "radioisotope"
        ],
        [
          "decay",
          "decay"
        ],
        [
          "parent",
          "parent"
        ],
        [
          "isotope",
          "isotope"
        ]
      ],
      "qualifier": "nuclear physics",
      "raw_glosses": [
        "(nuclear physics) The situation of the quantity of a radioisotope remaining constant because it is produced (by decay of a parent isotope) at the same rate that it decays."
      ],
      "synonyms": [
        {
          "word": "radioactive equilibrium"
        }
      ],
      "wikipedia": [
        "secular equilibrium"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "situation of the quantity of a radioisotope remaining constant",
      "word": "sekulaarinen tasapaino"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "situation of the quantity of a radioisotope remaining constant",
      "tags": [
        "masculine"
      ],
      "word": "équilibre séculaire"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "situation of the quantity of a radioisotope remaining constant",
      "tags": [
        "neuter"
      ],
      "word": "säkulares Gleichgewicht"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "situation of the quantity of a radioisotope remaining constant",
      "tags": [
        "masculine"
      ],
      "word": "equilibrio secolare"
    }
  ],
  "word": "secular equilibrium"
}