"Lenard ray" meaning in English

{
  "etymology_text": "Named after the German physicist Philipp Lenard, who first described them.",
  "forms": [
    {
      "form": "Lenard rays",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Lenard ray (plural Lenard rays)",
      "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"
        },
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          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
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          "source": "w"
        },
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          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "One of the rays that emanate from the outer surface of a plate composed of any material permeable by cathode rays, such as aluminium, which forms a portion of a wall of a vacuum tube, or which is mounted within the tube and exposed to radiation from the cathode."
      ],
      "id": "en-Lenard_ray-en-noun-AOCc-1gI",
      "links": [
        [
          "ray",
          "ray"
        ],
        [
          "emanate",
          "emanate"
        ],
        [
          "permeable",
          "permeable"
        ],
        [
          "cathode ray",
          "cathode ray"
        ],
        [
          "aluminium",
          "aluminium"
        ],
        [
          "vacuum tube",
          "vacuum tube"
        ],
        [
          "radiation",
          "radiation"
        ],
        [
          "cathode",
          "cathode"
        ]
      ],
      "raw_glosses": [
        "(dated) One of the rays that emanate from the outer surface of a plate composed of any material permeable by cathode rays, such as aluminium, which forms a portion of a wall of a vacuum tube, or which is mounted within the tube and exposed to radiation from the cathode."
      ],
      "related": [
        {
          "word": "Lenard tube"
        }
      ],
      "tags": [
        "dated"
      ]
    }
  ],
  "word": "Lenard ray"
}

{
  "etymology_text": "Named after the German physicist Philipp Lenard, who first described them.",
  "forms": [
    {
      "form": "Lenard rays",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Lenard ray (plural Lenard rays)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "Lenard tube"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English dated terms",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys"
      ],
      "glosses": [
        "One of the rays that emanate from the outer surface of a plate composed of any material permeable by cathode rays, such as aluminium, which forms a portion of a wall of a vacuum tube, or which is mounted within the tube and exposed to radiation from the cathode."
      ],
      "links": [
        [
          "ray",
          "ray"
        ],
        [
          "emanate",
          "emanate"
        ],
        [
          "permeable",
          "permeable"
        ],
        [
          "cathode ray",
          "cathode ray"
        ],
        [
          "aluminium",
          "aluminium"
        ],
        [
          "vacuum tube",
          "vacuum tube"
        ],
        [
          "radiation",
          "radiation"
        ],
        [
          "cathode",
          "cathode"
        ]
      ],
      "raw_glosses": [
        "(dated) One of the rays that emanate from the outer surface of a plate composed of any material permeable by cathode rays, such as aluminium, which forms a portion of a wall of a vacuum tube, or which is mounted within the tube and exposed to radiation from the cathode."
      ],
      "tags": [
        "dated"
      ]
    }
  ],
  "word": "Lenard ray"
}