"diamondback terrapin" meaning in English

{
  "forms": [
    {
      "form": "diamondback terrapins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diamondback terrapin (plural diamondback terrapins)",
      "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"
        },
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
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          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Emydid turtles",
          "orig": "en:Emydid turtles",
          "parents": [
            "Turtles",
            "Reptiles",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Malaclemys terrapin, a species of turtle native to the brackish coastal tidal marshes of the Northeastern and southern United States, and in Bermuda."
      ],
      "id": "en-diamondback_terrapin-en-noun-hSDRTmBu",
      "links": [
        [
          "turtle",
          "turtle"
        ],
        [
          "brackish",
          "brackish"
        ],
        [
          "southern",
          "southern"
        ],
        [
          "United States",
          "United States"
        ],
        [
          "Bermuda",
          "Bermuda"
        ]
      ]
    }
  ],
  "word": "diamondback terrapin"
}

{
  "forms": [
    {
      "form": "diamondback terrapins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diamondback terrapin (plural diamondback terrapins)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
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        "English nouns",
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        "en:Emydid turtles"
      ],
      "glosses": [
        "Malaclemys terrapin, a species of turtle native to the brackish coastal tidal marshes of the Northeastern and southern United States, and in Bermuda."
      ],
      "links": [
        [
          "turtle",
          "turtle"
        ],
        [
          "brackish",
          "brackish"
        ],
        [
          "southern",
          "southern"
        ],
        [
          "United States",
          "United States"
        ],
        [
          "Bermuda",
          "Bermuda"
        ]
      ]
    }
  ],
  "word": "diamondback terrapin"
}