"palaeocastorid" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "palaeo",
        "3": "castorid"
      },
      "expansion": "palaeo- + castorid",
      "name": "pre"
    },
    {
      "args": {
        "1": "en",
        "2": "mul",
        "3": "Palaeocastor"
      },
      "expansion": "translingual Palaeocastor",
      "name": "der"
    }
  ],
  "etymology_text": "palaeo- + castorid, influenced by translingual Palaeocastor.",
  "forms": [
    {
      "form": "palaeocastorids",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "palaeocastorid (plural palaeocastorids)",
      "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 prefixed with palaeo-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Rodents",
          "orig": "en:Rodents",
          "parents": [
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any extinct prehistoric beaver of the genus Palaeocastor."
      ],
      "hypernyms": [
        {
          "word": "beaver"
        },
        {
          "word": "castorid"
        }
      ],
      "id": "en-palaeocastorid-en-noun-l7EmFLWB",
      "links": [
        [
          "extinct",
          "extinct"
        ],
        [
          "beaver",
          "beaver"
        ],
        [
          "genus",
          "genus"
        ],
        [
          "Palaeocastor",
          "Palaeocastor#Translingual"
        ]
      ]
    }
  ],
  "word": "palaeocastorid"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "palaeo",
        "3": "castorid"
      },
      "expansion": "palaeo- + castorid",
      "name": "pre"
    },
    {
      "args": {
        "1": "en",
        "2": "mul",
        "3": "Palaeocastor"
      },
      "expansion": "translingual Palaeocastor",
      "name": "der"
    }
  ],
  "etymology_text": "palaeo- + castorid, influenced by translingual Palaeocastor.",
  "forms": [
    {
      "form": "palaeocastorids",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "palaeocastorid (plural palaeocastorids)",
      "name": "en-noun"
    }
  ],
  "hypernyms": [
    {
      "word": "beaver"
    },
    {
      "word": "castorid"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from Translingual",
        "English terms prefixed with palaeo-",
        "en:Rodents"
      ],
      "glosses": [
        "Any extinct prehistoric beaver of the genus Palaeocastor."
      ],
      "links": [
        [
          "extinct",
          "extinct"
        ],
        [
          "beaver",
          "beaver"
        ],
        [
          "genus",
          "genus"
        ],
        [
          "Palaeocastor",
          "Palaeocastor#Translingual"
        ]
      ]
    }
  ],
  "word": "palaeocastorid"
}