"arachnidan" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "Arachnida",
        "2": "class"
      },
      "expansion": "Arachnida",
      "name": "taxfmt"
    },
    {
      "args": {
        "1": "en",
        "2": "",
        "3": "in"
      },
      "expansion": "+ -in",
      "name": "suffix"
    }
  ],
  "etymology_text": "Arachnida + -in",
  "forms": [
    {
      "form": "arachnidans",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "arachnidan (plural arachnidans)",
      "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 -in",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Arachnids",
          "orig": "en:Arachnids",
          "parents": [
            "Arthropods",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Zoology",
          "orig": "en:Zoology",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "arachnid (any of the Arachnida)."
      ],
      "id": "en-arachnidan-en-noun-neJRuPke",
      "links": [
        [
          "zoology",
          "zoology"
        ],
        [
          "arachnid",
          "arachnid"
        ],
        [
          "Arachnida",
          "Arachnida#Translingual"
        ]
      ],
      "raw_glosses": [
        "(zoology, archaic) arachnid (any of the Arachnida)."
      ],
      "tags": [
        "archaic"
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "zoology"
      ]
    }
  ],
  "word": "arachnidan"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "Arachnida",
        "2": "class"
      },
      "expansion": "Arachnida",
      "name": "taxfmt"
    },
    {
      "args": {
        "1": "en",
        "2": "",
        "3": "in"
      },
      "expansion": "+ -in",
      "name": "suffix"
    }
  ],
  "etymology_text": "Arachnida + -in",
  "forms": [
    {
      "form": "arachnidans",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "arachnidan (plural arachnidans)",
      "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 -in",
        "English terms with archaic senses",
        "en:Arachnids",
        "en:Zoology"
      ],
      "glosses": [
        "arachnid (any of the Arachnida)."
      ],
      "links": [
        [
          "zoology",
          "zoology"
        ],
        [
          "arachnid",
          "arachnid"
        ],
        [
          "Arachnida",
          "Arachnida#Translingual"
        ]
      ],
      "raw_glosses": [
        "(zoology, archaic) arachnid (any of the Arachnida)."
      ],
      "tags": [
        "archaic"
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "zoology"
      ]
    }
  ],
  "word": "arachnidan"
}