"demographic transition" meaning in English

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      "expansion": "demographic transition (countable and uncountable, plural demographic transitions)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "The process that represents the transition from high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system."
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      "id": "en-demographic_transition-en-noun-74qm~4Dm",
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      "raw_glosses": [
        "(demography) The process that represents the transition from high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "demographics",
        "demography"
      ]
    }
  ],
  "word": "demographic transition"
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    {
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "The process that represents the transition from high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system."
      ],
      "links": [
        [
          "demography",
          "demography"
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      ],
      "raw_glosses": [
        "(demography) The process that represents the transition from high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "demographics",
        "demography"
      ]
    }
  ],
  "word": "demographic transition"
}