"racial hygiene" meaning in English

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        "2": "de",
        "3": "Rassenhygiene"
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      "expansion": "Calque of German Rassenhygiene",
      "name": "calque"
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  ],
  "etymology_text": "Calque of German Rassenhygiene.",
  "head_templates": [
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      "expansion": "racial hygiene (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Nazism",
          "orig": "en:Nazism",
          "parents": [
            "Fascism",
            "Ideologies",
            "White supremacist ideology",
            "Politics",
            "Society",
            "Racism",
            "All topics",
            "Forms of discrimination",
            "Fundamental",
            "Discrimination"
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          "source": "w"
        }
      ],
      "glosses": [
        "An approach to eugenics in Nazi ideology which sought to prevent the supposed contamination of races deemed to be superior from miscegenation."
      ],
      "id": "en-racial_hygiene-en-noun-vetRFfTE",
      "links": [
        [
          "eugenics",
          "eugenics#Noun"
        ],
        [
          "Nazi",
          "Nazi#Adjective"
        ],
        [
          "contamination",
          "contamination#Noun"
        ],
        [
          "miscegenation",
          "miscegenation#Noun"
        ]
      ],
      "raw_glosses": [
        "(Nazism) An approach to eugenics in Nazi ideology which sought to prevent the supposed contamination of races deemed to be superior from miscegenation."
      ],
      "tags": [
        "Nazism",
        "uncountable"
      ]
    }
  ],
  "word": "racial hygiene"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "de",
        "3": "Rassenhygiene"
      },
      "expansion": "Calque of German Rassenhygiene",
      "name": "calque"
    }
  ],
  "etymology_text": "Calque of German Rassenhygiene.",
  "head_templates": [
    {
      "args": {
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      "expansion": "racial hygiene (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English lemmas",
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        "English terms calqued from German",
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        "en:Nazism"
      ],
      "glosses": [
        "An approach to eugenics in Nazi ideology which sought to prevent the supposed contamination of races deemed to be superior from miscegenation."
      ],
      "links": [
        [
          "eugenics",
          "eugenics#Noun"
        ],
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          "Nazi#Adjective"
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        [
          "contamination",
          "contamination#Noun"
        ],
        [
          "miscegenation",
          "miscegenation#Noun"
        ]
      ],
      "raw_glosses": [
        "(Nazism) An approach to eugenics in Nazi ideology which sought to prevent the supposed contamination of races deemed to be superior from miscegenation."
      ],
      "tags": [
        "Nazism",
        "uncountable"
      ]
    }
  ],
  "word": "racial hygiene"
}