"delphinologist" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "delphinology",
        "3": "ist"
      },
      "expansion": "delphinology + -ist",
      "name": "suffix"
    }
  ],
  "etymology_text": "From delphinology + -ist.",
  "forms": [
    {
      "form": "delphinologists",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "delphinologist (plural delphinologists)",
      "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": "other",
          "name": "English terms suffixed with -ist",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Cetaceans",
          "orig": "en:Cetaceans",
          "parents": [
            "Even-toed ungulates",
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An expert on dolphins, someone who studies delphinology"
      ],
      "id": "en-delphinologist-en-noun-Umg8~qqQ",
      "links": [
        [
          "dolphin",
          "dolphin"
        ],
        [
          "delphinology",
          "delphinology"
        ]
      ]
    }
  ],
  "word": "delphinologist"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "delphinology",
        "3": "ist"
      },
      "expansion": "delphinology + -ist",
      "name": "suffix"
    }
  ],
  "etymology_text": "From delphinology + -ist.",
  "forms": [
    {
      "form": "delphinologists",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "delphinologist (plural delphinologists)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -ist",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Cetaceans"
      ],
      "glosses": [
        "An expert on dolphins, someone who studies delphinology"
      ],
      "links": [
        [
          "dolphin",
          "dolphin"
        ],
        [
          "delphinology",
          "delphinology"
        ]
      ]
    }
  ],
  "word": "delphinologist"
}