"Hydra" meaning in Turkish

{
  "head_templates": [
    {
      "args": {
        "1": "tr",
        "2": "proper noun",
        "head": ""
      },
      "expansion": "Hydra",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "Hydra",
      "name": "tr-proper noun"
    }
  ],
  "lang": "Turkish",
  "lang_code": "tr",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 9 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
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          "name": "Turkish entries with incorrect language header",
          "parents": [
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "tr",
          "name": "Astronomy",
          "orig": "tr:Astronomy",
          "parents": [
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "tr",
          "name": "Moons of Pluto",
          "orig": "tr:Moons of Pluto",
          "parents": [
            "Moons",
            "Places",
            "Celestial bodies",
            "Names",
            "Space",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Nature",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Hydra"
      ],
      "id": "en-Hydra-tr-name-CBXv6djO",
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "Hydra",
          "Hydra#English"
        ]
      ],
      "raw_glosses": [
        "(astronomy) Hydra"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "word": "Hydra"
}

{
  "head_templates": [
    {
      "args": {
        "1": "tr",
        "2": "proper noun",
        "head": ""
      },
      "expansion": "Hydra",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "Hydra",
      "name": "tr-proper noun"
    }
  ],
  "lang": "Turkish",
  "lang_code": "tr",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Pages with 9 entries",
        "Pages with entries",
        "Turkish entries with incorrect language header",
        "Turkish lemmas",
        "Turkish proper nouns",
        "tr:Astronomy",
        "tr:Moons of Pluto"
      ],
      "glosses": [
        "Hydra"
      ],
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "Hydra",
          "Hydra#English"
        ]
      ],
      "raw_glosses": [
        "(astronomy) Hydra"
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "word": "Hydra"
}