"plum pudding model" meaning in English

{
  "etymology_text": "The electrons are viewed as negatively-charged \"plums\" in a positively-charged \"pudding\".",
  "forms": [
    {
      "form": "the plum pudding model",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
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        "head": "plum pudding model"
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      "expansion": "the plum pudding model",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
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          "kind": "other",
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        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Obsolete scientific theories",
          "orig": "en:Obsolete scientific theories",
          "parents": [],
          "source": "w"
        },
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          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
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            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "An obsolete scientific model of the atom, devised shortly after the discovery of the electron but before the discovery of the atomic nucleus, and according to which the atom is composed of electrons surrounded by a soup of positive charge to balance the electrons' negative charges. It was disproved in 1909."
      ],
      "id": "en-plum_pudding_model-en-name-E2ddCTcL",
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        ],
        [
          "model",
          "model"
        ],
        [
          "atom",
          "atom"
        ],
        [
          "electron",
          "electron"
        ],
        [
          "nucleus",
          "nucleus"
        ],
        [
          "soup",
          "soup"
        ],
        [
          "positive",
          "positive"
        ],
        [
          "charge",
          "charge"
        ],
        [
          "negative",
          "negative"
        ],
        [
          "disprove",
          "disprove"
        ]
      ],
      "raw_glosses": [
        "(historical, physics) An obsolete scientific model of the atom, devised shortly after the discovery of the electron but before the discovery of the atomic nucleus, and according to which the atom is composed of electrons surrounded by a soup of positive charge to balance the electrons' negative charges. It was disproved in 1909."
      ],
      "related": [
        {
          "word": "Thomson's hypothesis"
        }
      ],
      "tags": [
        "historical"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "plum pudding model"
      ]
    }
  ],
  "word": "plum pudding model"
}

{
  "etymology_text": "The electrons are viewed as negatively-charged \"plums\" in a positively-charged \"pudding\".",
  "forms": [
    {
      "form": "the plum pudding model",
      "tags": [
        "canonical"
      ]
    }
  ],
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        "head": "plum pudding model"
      },
      "expansion": "the plum pudding model",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "related": [
    {
      "word": "Thomson's hypothesis"
    }
  ],
  "senses": [
    {
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        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms with historical senses",
        "English uncountable nouns",
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        "en:Obsolete scientific theories",
        "en:Physics"
      ],
      "glosses": [
        "An obsolete scientific model of the atom, devised shortly after the discovery of the electron but before the discovery of the atomic nucleus, and according to which the atom is composed of electrons surrounded by a soup of positive charge to balance the electrons' negative charges. It was disproved in 1909."
      ],
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          "nucleus",
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          "soup",
          "soup"
        ],
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          "positive",
          "positive"
        ],
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          "charge",
          "charge"
        ],
        [
          "negative",
          "negative"
        ],
        [
          "disprove",
          "disprove"
        ]
      ],
      "raw_glosses": [
        "(historical, physics) An obsolete scientific model of the atom, devised shortly after the discovery of the electron but before the discovery of the atomic nucleus, and according to which the atom is composed of electrons surrounded by a soup of positive charge to balance the electrons' negative charges. It was disproved in 1909."
      ],
      "tags": [
        "historical"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "plum pudding model"
      ]
    }
  ],
  "word": "plum pudding model"
}