"snake doctor" meaning in English

{
  "etymology_text": "From a folk belief that dragonflies follow snakes around and stitch them back together if they are injured.",
  "forms": [
    {
      "form": "snake doctors",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "snake doctor (plural snake doctors)",
      "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Southern US English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Dragonflies and damselflies",
          "orig": "en:Dragonflies and damselflies",
          "parents": [
            "Insects",
            "Arthropods",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A dragonfly."
      ],
      "id": "en-snake_doctor-en-noun-08-yl3Cx",
      "links": [
        [
          "dragonfly",
          "dragonfly"
        ]
      ],
      "raw_glosses": [
        "(Southern US) A dragonfly."
      ],
      "tags": [
        "Southern-US"
      ]
    }
  ],
  "word": "snake doctor"
}

{
  "etymology_text": "From a folk belief that dragonflies follow snakes around and stitch them back together if they are injured.",
  "forms": [
    {
      "form": "snake doctors",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "snake doctor (plural snake doctors)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "Southern US English",
        "en:Dragonflies and damselflies"
      ],
      "glosses": [
        "A dragonfly."
      ],
      "links": [
        [
          "dragonfly",
          "dragonfly"
        ]
      ],
      "raw_glosses": [
        "(Southern US) A dragonfly."
      ],
      "tags": [
        "Southern-US"
      ]
    }
  ],
  "word": "snake doctor"
}