"Massenerhebung effect" meaning in English

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    {
      "args": {
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        "2": "Massen",
        "3": "Erhebung",
        "nocat": "1",
        "t1": "masses",
        "t2": "elevation"
      },
      "expansion": "Massen (“masses”) + Erhebung (“elevation”)",
      "name": "com"
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  ],
  "etymology_text": "From German Massenerhebung + effect, from Massen (“masses”) + Erhebung (“elevation”).",
  "forms": [
    {
      "form": "Massenerhebung effects",
      "tags": [
        "plural"
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      "expansion": "Massenerhebung effect (plural Massenerhebung effects)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "langcode": "en",
          "name": "Geography",
          "orig": "en:Geography",
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            "Earth sciences",
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "A variation in the tree line based on mountain size and location."
      ],
      "id": "en-Massenerhebung_effect-en-noun-gKC~zFYv",
      "links": [
        [
          "tree line",
          "tree line"
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      ]
    }
  ],
  "word": "Massenerhebung effect"
}

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        "2": "de:Massenerhebung",
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      "expansion": "German Massenerhebung + effect",
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    {
      "args": {
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        "2": "Massen",
        "3": "Erhebung",
        "nocat": "1",
        "t1": "masses",
        "t2": "elevation"
      },
      "expansion": "Massen (“masses”) + Erhebung (“elevation”)",
      "name": "com"
    }
  ],
  "etymology_text": "From German Massenerhebung + effect, from Massen (“masses”) + Erhebung (“elevation”).",
  "forms": [
    {
      "form": "Massenerhebung effects",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "Massenerhebung effect (plural Massenerhebung effects)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A variation in the tree line based on mountain size and location."
      ],
      "links": [
        [
          "tree line",
          "tree line"
        ]
      ]
    }
  ],
  "word": "Massenerhebung effect"
}