"Blackett effect" meaning in English

{
  "etymology_text": "Named after British physicist Patrick Blackett, although it was originally proposed by Arthur Schuster in the 1910s.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Blackett effect",
      "name": "en-prop"
    }
  ],
  "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"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Electromagnetism",
          "orig": "en:Electromagnetism",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Obsolete scientific theories",
          "orig": "en:Obsolete scientific theories",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A now-disproven hypothesis that a magnetic field is generated by an uncharged rotating body."
      ],
      "id": "en-Blackett_effect-en-name-fey1JevC",
      "links": [
        [
          "electromagnetism",
          "electromagnetism"
        ],
        [
          "hypothesis",
          "hypothesis"
        ],
        [
          "magnetic field",
          "magnetic field"
        ],
        [
          "uncharged",
          "uncharged"
        ]
      ],
      "raw_glosses": [
        "(electromagnetism, historical) A now-disproven hypothesis that a magnetic field is generated by an uncharged rotating body."
      ],
      "related": [
        {
          "word": "spindizzy"
        }
      ],
      "tags": [
        "historical"
      ],
      "topics": [
        "electrical-engineering",
        "electromagnetism",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "Arthur Schuster",
        "Patrick Blackett"
      ]
    }
  ],
  "word": "Blackett effect"
}

{
  "etymology_text": "Named after British physicist Patrick Blackett, although it was originally proposed by Arthur Schuster in the 1910s.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Blackett effect",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "related": [
    {
      "word": "spindizzy"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms with historical senses",
        "English uncountable nouns",
        "en:Electromagnetism",
        "en:Obsolete scientific theories"
      ],
      "glosses": [
        "A now-disproven hypothesis that a magnetic field is generated by an uncharged rotating body."
      ],
      "links": [
        [
          "electromagnetism",
          "electromagnetism"
        ],
        [
          "hypothesis",
          "hypothesis"
        ],
        [
          "magnetic field",
          "magnetic field"
        ],
        [
          "uncharged",
          "uncharged"
        ]
      ],
      "raw_glosses": [
        "(electromagnetism, historical) A now-disproven hypothesis that a magnetic field is generated by an uncharged rotating body."
      ],
      "tags": [
        "historical"
      ],
      "topics": [
        "electrical-engineering",
        "electromagnetism",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "Arthur Schuster",
        "Patrick Blackett"
      ]
    }
  ],
  "word": "Blackett effect"
}