"Einstein refrigerator" meaning in English

{
  "etymology_text": "It was jointly invented in 1926 by Albert Einstein and his former student Leó Szilárd.",
  "forms": [
    {
      "form": "Einstein refrigerators",
      "tags": [
        "plural"
      ]
    }
  ],
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      "args": {},
      "expansion": "Einstein refrigerator (plural Einstein refrigerators)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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      "glosses": [
        "An absorption refrigerator that has no moving parts, operates at constant pressure, and requires only a heat source to operate."
      ],
      "id": "en-Einstein_refrigerator-en-noun-aVUnfOjN",
      "links": [
        [
          "absorption refrigerator",
          "absorption refrigerator"
        ],
        [
          "constant",
          "constant"
        ],
        [
          "pressure",
          "pressure"
        ],
        [
          "heat",
          "heat"
        ],
        [
          "source",
          "source"
        ]
      ],
      "synonyms": [
        {
          "word": "Einstein-Szilárd refrigerator"
        }
      ],
      "wikipedia": [
        "Albert Einstein",
        "Einstein refrigerator",
        "Leó Szilárd"
      ]
    }
  ],
  "word": "Einstein refrigerator"
}

{
  "etymology_text": "It was jointly invented in 1926 by Albert Einstein and his former student Leó Szilárd.",
  "forms": [
    {
      "form": "Einstein refrigerators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Einstein refrigerator (plural Einstein refrigerators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
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      ],
      "glosses": [
        "An absorption refrigerator that has no moving parts, operates at constant pressure, and requires only a heat source to operate."
      ],
      "links": [
        [
          "absorption refrigerator",
          "absorption refrigerator"
        ],
        [
          "constant",
          "constant"
        ],
        [
          "pressure",
          "pressure"
        ],
        [
          "heat",
          "heat"
        ],
        [
          "source",
          "source"
        ]
      ],
      "synonyms": [
        {
          "word": "Einstein-Szilárd refrigerator"
        }
      ],
      "wikipedia": [
        "Albert Einstein",
        "Einstein refrigerator",
        "Leó Szilárd"
      ]
    }
  ],
  "word": "Einstein refrigerator"
}