"electron beam" meaning in English

{
  "forms": [
    {
      "form": "electron beams",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "electron beam (plural electron beams)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2020, Alexander Figotin, An Analytic Theory Of Multi-stream Electron Beams In Traveling Wave Tubes, World Scientific, page 40",
          "text": "From the early days of the invention of traveling wave tubes and other devices employing electron beams, there have been efforts to understand the mechanisms and physics of RF signal amplification in those devices.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of cathode ray"
      ],
      "id": "en-electron_beam-en-noun-OYQ7J0Ab",
      "links": [
        [
          "cathode ray",
          "cathode ray#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "cathode ray"
        }
      ]
    }
  ],
  "word": "electron beam"
}

{
  "forms": [
    {
      "form": "electron beams",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "electron beam (plural electron beams)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2020, Alexander Figotin, An Analytic Theory Of Multi-stream Electron Beams In Traveling Wave Tubes, World Scientific, page 40",
          "text": "From the early days of the invention of traveling wave tubes and other devices employing electron beams, there have been efforts to understand the mechanisms and physics of RF signal amplification in those devices.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of cathode ray"
      ],
      "links": [
        [
          "cathode ray",
          "cathode ray#English"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "cathode ray"
        }
      ]
    }
  ],
  "word": "electron beam"
}