"e-beam" meaning in English

{
  "forms": [
    {
      "form": "e-beams",
      "tags": [
        "plural"
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  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "e-beam (plural e-beams)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "electron beam"
        }
      ],
      "categories": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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      ],
      "glosses": [
        "Abbreviation of electron beam."
      ],
      "id": "en-e-beam-en-noun-XRMfhAF~",
      "links": [
        [
          "electron beam",
          "electron beam#English"
        ]
      ],
      "tags": [
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        "alt-of"
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    }
  ],
  "word": "e-beam"
}

{
  "forms": [
    {
      "form": "e-beams",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "e-beam (plural e-beams)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "electron beam"
        }
      ],
      "categories": [
        "English abbreviations",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "Abbreviation of electron beam."
      ],
      "links": [
        [
          "electron beam",
          "electron beam#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "e-beam"
}