"parsimony principle" meaning in English

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  "lang_code": "en",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Biology",
          "orig": "en:Biology",
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            "Fundamental"
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      "glosses": [
        "The hypothesis that the phylogeny which includes the fewest character changes is the one most likely to be correct."
      ],
      "id": "en-parsimony_principle-en-name-7zWqI3f0",
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        [
          "biology",
          "biology"
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          "hypothesis",
          "hypothesis"
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        [
          "phylogeny",
          "phylogeny"
        ],
        [
          "character",
          "character"
        ]
      ],
      "qualifier": "evolutionary biology",
      "raw_glosses": [
        "(evolutionary biology) The hypothesis that the phylogeny which includes the fewest character changes is the one most likely to be correct."
      ]
    }
  ],
  "word": "parsimony principle"
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  "lang_code": "en",
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        "The hypothesis that the phylogeny which includes the fewest character changes is the one most likely to be correct."
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        [
          "biology",
          "biology"
        ],
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          "hypothesis",
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          "phylogeny",
          "phylogeny"
        ],
        [
          "character",
          "character"
        ]
      ],
      "qualifier": "evolutionary biology",
      "raw_glosses": [
        "(evolutionary biology) The hypothesis that the phylogeny which includes the fewest character changes is the one most likely to be correct."
      ]
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  "word": "parsimony principle"
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