"attritional mortality" meaning in English

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      "expansion": "attritional mortality (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "antonyms": [
        {
          "word": "catastrophic mortality"
        }
      ],
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "name": "Archaeology",
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          "name": "Paleontology",
          "orig": "en:Paleontology",
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            "Sciences",
            "Earth sciences",
            "All topics",
            "Fundamental"
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        }
      ],
      "glosses": [
        "The process by which individuals in a population die off one by one from a variety of causes (rather than in large numbers as part of a single event)."
      ],
      "id": "en-attritional_mortality-en-noun-SEWX-VlD",
      "links": [
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          "archaeology",
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          "paleontology"
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        [
          "process",
          "process"
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        [
          "individual",
          "individual"
        ],
        [
          "population",
          "population"
        ]
      ],
      "raw_glosses": [
        "(archaeology, paleontology) The process by which individuals in a population die off one by one from a variety of causes (rather than in large numbers as part of a single event)."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "archaeology",
        "biology",
        "history",
        "human-sciences",
        "natural-sciences",
        "paleontology",
        "sciences"
      ]
    }
  ],
  "word": "attritional mortality"
}

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      "expansion": "attritional mortality (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "antonyms": [
        {
          "word": "catastrophic mortality"
        }
      ],
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        "English nouns",
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        "en:Archaeology",
        "en:Paleontology"
      ],
      "glosses": [
        "The process by which individuals in a population die off one by one from a variety of causes (rather than in large numbers as part of a single event)."
      ],
      "links": [
        [
          "archaeology",
          "archaeology"
        ],
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          "paleontology",
          "paleontology"
        ],
        [
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          "process"
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        "(archaeology, paleontology) The process by which individuals in a population die off one by one from a variety of causes (rather than in large numbers as part of a single event)."
      ],
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        "uncountable"
      ],
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        "archaeology",
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  "word": "attritional mortality"
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