"Van de Graaff" meaning in English

{
  "forms": [
    {
      "form": "Van de Graaffs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "nolinkhead": "1"
      },
      "expansion": "Van de Graaff (plural Van de Graaffs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Van de Graaff generator"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2020 March 17, Jennifer Johnson, “Shout Out: Danielle Lesinski, National Merit Scholarship finalist from Maine South”, in Chicago Tribune:",
          "text": "One time we tried to make a Van de Graaff, which is something you touch that makes your hair static. It was pretty entertaining because we couldn’t do it!",
          "type": "quote"
        }
      ],
      "glosses": [
        "Ellipsis of Van de Graaff generator."
      ],
      "id": "en-Van_de_Graaff-en-noun-DKgcPB27",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "Van de Graaff generator",
          "Van de Graaff generator#English"
        ]
      ],
      "raw_glosses": [
        "(physics) Ellipsis of Van de Graaff generator."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "ellipsis"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "Van de Graaff"
}

{
  "forms": [
    {
      "form": "Van de Graaffs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "nolinkhead": "1"
      },
      "expansion": "Van de Graaff (plural Van de Graaffs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Van de Graaff generator"
        }
      ],
      "categories": [
        "English countable nouns",
        "English ellipses",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Physics"
      ],
      "examples": [
        {
          "ref": "2020 March 17, Jennifer Johnson, “Shout Out: Danielle Lesinski, National Merit Scholarship finalist from Maine South”, in Chicago Tribune:",
          "text": "One time we tried to make a Van de Graaff, which is something you touch that makes your hair static. It was pretty entertaining because we couldn’t do it!",
          "type": "quote"
        }
      ],
      "glosses": [
        "Ellipsis of Van de Graaff generator."
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "Van de Graaff generator",
          "Van de Graaff generator#English"
        ]
      ],
      "raw_glosses": [
        "(physics) Ellipsis of Van de Graaff generator."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "ellipsis"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "Van de Graaff"
}