"Morse key" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A device for transmitting Morse code by hand, still used by radio amateurs today."
      ],
      "id": "en-Morse_key-en-noun-8er20HCP",
      "links": [
        [
          "Morse code",
          "Morse code"
        ],
        [
          "radio amateur",
          "radio amateur"
        ]
      ],
      "synonyms": [
        {
          "word": "telegraph key"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "device for transmitting Morse code",
          "word": "sähkötysavain"
        }
      ],
      "wikipedia": [
        "Telegraph key"
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    }
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  "word": "Morse key"
}

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    {
      "form": "Morse keys",
      "tags": [
        "plural"
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      "expansion": "Morse key (plural Morse keys)",
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A device for transmitting Morse code by hand, still used by radio amateurs today."
      ],
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        [
          "Morse code",
          "Morse code"
        ],
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          "radio amateur",
          "radio amateur"
        ]
      ],
      "wikipedia": [
        "Telegraph key"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "telegraph key"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "device for transmitting Morse code",
      "word": "sähkötysavain"
    }
  ],
  "word": "Morse key"
}