"seismographer" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "seismo",
        "3": "grapher"
      },
      "expansion": "seismo- + -grapher",
      "name": "confix"
    }
  ],
  "etymology_text": "From seismo- + -grapher.",
  "forms": [
    {
      "form": "seismographers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "seismographer (plural seismographers)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "79 21",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w+disamb"
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        {
          "_dis": "47 53",
          "kind": "other",
          "name": "English terms prefixed with seismo-",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "78 22",
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          "name": "English terms suffixed with -grapher",
          "parents": [],
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      ],
      "glosses": [
        "A person who measures and records earthquakes and other ground vibrations."
      ],
      "id": "en-seismographer-en-noun-3C9NVGDi",
      "links": [
        [
          "earthquake",
          "earthquake"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "47 53",
          "kind": "other",
          "name": "English terms prefixed with seismo-",
          "parents": [],
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        }
      ],
      "glosses": [
        "A person who studies such records, a seismologist."
      ],
      "id": "en-seismographer-en-noun-ECV07XiN",
      "links": [
        [
          "seismologist",
          "seismologist"
        ]
      ]
    }
  ],
  "word": "seismographer"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms prefixed with seismo-",
    "English terms suffixed with -grapher",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "seismo",
        "3": "grapher"
      },
      "expansion": "seismo- + -grapher",
      "name": "confix"
    }
  ],
  "etymology_text": "From seismo- + -grapher.",
  "forms": [
    {
      "form": "seismographers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "expansion": "seismographer (plural seismographers)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A person who measures and records earthquakes and other ground vibrations."
      ],
      "links": [
        [
          "earthquake",
          "earthquake"
        ]
      ]
    },
    {
      "glosses": [
        "A person who studies such records, a seismologist."
      ],
      "links": [
        [
          "seismologist",
          "seismologist"
        ]
      ]
    }
  ],
  "word": "seismographer"
}