"photomultiplier tube" meaning in English

{
  "forms": [
    {
      "form": "photomultiplier tubes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "photomultiplier tube (plural photomultiplier tubes)",
      "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"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Electronics",
          "orig": "en:Electronics",
          "parents": [
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "english": "a solid-state device used in a manner similar to the PMT",
          "word": "photodiode"
        }
      ],
      "derived": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "PMT"
        }
      ],
      "glosses": [
        "A type of vacuum tube that detects electromagnetic radiation in the range from ultraviolet to infrared, including the visible spectrum, and them amplifies the detection induced current into an output signal"
      ],
      "hypernyms": [
        {
          "word": "phototube"
        },
        {
          "word": "photomultiplier"
        },
        {
          "word": "vacuum tube"
        }
      ],
      "id": "en-photomultiplier_tube-en-noun-2QSaRppl",
      "links": [
        [
          "electronics",
          "electronics"
        ],
        [
          "vacuum tube",
          "vacuum tube"
        ],
        [
          "electromagnetic",
          "electromagnetic"
        ],
        [
          "ultraviolet",
          "ultraviolet"
        ],
        [
          "infrared",
          "infrared"
        ]
      ],
      "raw_glosses": [
        "(electronics) A type of vacuum tube that detects electromagnetic radiation in the range from ultraviolet to infrared, including the visible spectrum, and them amplifies the detection induced current into an output signal"
      ],
      "synonyms": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "PMT"
        }
      ],
      "topics": [
        "business",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "electronics",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "photomultiplier tube"
}

{
  "coordinate_terms": [
    {
      "english": "a solid-state device used in a manner similar to the PMT",
      "word": "photodiode"
    }
  ],
  "derived": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "PMT"
    }
  ],
  "forms": [
    {
      "form": "photomultiplier tubes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "photomultiplier tube (plural photomultiplier tubes)",
      "name": "en-noun"
    }
  ],
  "hypernyms": [
    {
      "word": "phototube"
    },
    {
      "word": "photomultiplier"
    },
    {
      "word": "vacuum tube"
    }
  ],
  "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",
        "en:Electronics"
      ],
      "glosses": [
        "A type of vacuum tube that detects electromagnetic radiation in the range from ultraviolet to infrared, including the visible spectrum, and them amplifies the detection induced current into an output signal"
      ],
      "links": [
        [
          "electronics",
          "electronics"
        ],
        [
          "vacuum tube",
          "vacuum tube"
        ],
        [
          "electromagnetic",
          "electromagnetic"
        ],
        [
          "ultraviolet",
          "ultraviolet"
        ],
        [
          "infrared",
          "infrared"
        ]
      ],
      "raw_glosses": [
        "(electronics) A type of vacuum tube that detects electromagnetic radiation in the range from ultraviolet to infrared, including the visible spectrum, and them amplifies the detection induced current into an output signal"
      ],
      "topics": [
        "business",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "electronics",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "PMT"
    }
  ],
  "word": "photomultiplier tube"
}