"subpopulation" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sub",
        "3": "population"
      },
      "expansion": "sub- + population",
      "name": "prefix"
    }
  ],
  "etymology_text": "sub- + population",
  "forms": [
    {
      "form": "subpopulations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "subpopulation (plural subpopulations)",
      "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": "other",
          "name": "English terms prefixed with sub-",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2023 August 30, Patrick Greenfield, “Why it may be time to stop using the polar bear as a symbol of the climate crisis”, in The Guardian, →ISSN",
          "text": "Last year, the situation was further complicated with the discovery of what appears to be a 20th isolated subpopulation in Greenland that has adapted to use ice from glaciers to aid hunting.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A subdivision of a population."
      ],
      "id": "en-subpopulation-en-noun-dgvPkrI7",
      "links": [
        [
          "subdivision",
          "subdivision"
        ],
        [
          "population",
          "population"
        ]
      ]
    }
  ],
  "word": "subpopulation"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sub",
        "3": "population"
      },
      "expansion": "sub- + population",
      "name": "prefix"
    }
  ],
  "etymology_text": "sub- + population",
  "forms": [
    {
      "form": "subpopulations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "subpopulation (plural subpopulations)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with sub-",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2023 August 30, Patrick Greenfield, “Why it may be time to stop using the polar bear as a symbol of the climate crisis”, in The Guardian, →ISSN",
          "text": "Last year, the situation was further complicated with the discovery of what appears to be a 20th isolated subpopulation in Greenland that has adapted to use ice from glaciers to aid hunting.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A subdivision of a population."
      ],
      "links": [
        [
          "subdivision",
          "subdivision"
        ],
        [
          "population",
          "population"
        ]
      ]
    }
  ],
  "word": "subpopulation"
}