"countergradient" meaning in English

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  "etymology_text": "From counter- + gradient.",
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
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          "name": "Genetics",
          "orig": "en:Genetics",
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        "Describing the differences between genetic and environmental variation"
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          "environmental",
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        "(genetics) Describing the differences between genetic and environmental variation"
      ],
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        "biology",
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  "wikipedia": [
    "Countergradient variation"
  ],
  "word": "countergradient"
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  "etymology_text": "From counter- + gradient.",
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        "Such a variation"
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      "id": "en-countergradient-en-noun-~CfPt3P5"
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  "word": "countergradient"
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  "lang_code": "en",
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        "(genetics) Describing the differences between genetic and environmental variation"
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  "wikipedia": [
    "Countergradient variation"
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  "word": "countergradient"
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    "English nouns",
    "English terms prefixed with counter-",
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  "etymology_text": "From counter- + gradient.",
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