"ostracean" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "ostrea",
        "4": "",
        "5": "an oyster"
      },
      "expansion": "Latin ostrea (“an oyster”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "oyster"
      },
      "expansion": "oyster",
      "name": "m"
    }
  ],
  "etymology_text": "From Latin ostrea (“an oyster”). See oyster.",
  "forms": [
    {
      "form": "ostraceans",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ostracean (plural ostraceans)",
      "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"
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          "source": "w"
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          "name": "English entries with topic categories using raw markup",
          "parents": [
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          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Bivalves",
          "orig": "en:Bivalves",
          "parents": [
            "Mollusks",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
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          "source": "w"
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          "kind": "topical",
          "langcode": "en",
          "name": "Zoology",
          "orig": "en:Zoology",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any bivalve of the family Ostreidae; an oyster."
      ],
      "id": "en-ostracean-en-noun-wWLtJ4h9",
      "links": [
        [
          "zoology",
          "zoology"
        ],
        [
          "bivalve",
          "bivalve"
        ],
        [
          "family",
          "family"
        ],
        [
          "Ostreidae",
          "Ostreidae#Translingual"
        ],
        [
          "oyster",
          "oyster"
        ]
      ],
      "raw_glosses": [
        "(zoology, archaic) Any bivalve of the family Ostreidae; an oyster."
      ],
      "tags": [
        "archaic"
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "zoology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɒsˈtɹeɪʃi.ən/"
    },
    {
      "ipa": "/ɒsˈtɹeɪʃən/"
    }
  ],
  "word": "ostracean"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "ostrea",
        "4": "",
        "5": "an oyster"
      },
      "expansion": "Latin ostrea (“an oyster”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "oyster"
      },
      "expansion": "oyster",
      "name": "m"
    }
  ],
  "etymology_text": "From Latin ostrea (“an oyster”). See oyster.",
  "forms": [
    {
      "form": "ostraceans",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ostracean (plural ostraceans)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English 3-syllable words",
        "English 4-syllable words",
        "English countable nouns",
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        "English nouns",
        "English terms derived from Latin",
        "English terms with IPA pronunciation",
        "English terms with archaic senses",
        "en:Bivalves",
        "en:Zoology"
      ],
      "glosses": [
        "Any bivalve of the family Ostreidae; an oyster."
      ],
      "links": [
        [
          "zoology",
          "zoology"
        ],
        [
          "bivalve",
          "bivalve"
        ],
        [
          "family",
          "family"
        ],
        [
          "Ostreidae",
          "Ostreidae#Translingual"
        ],
        [
          "oyster",
          "oyster"
        ]
      ],
      "raw_glosses": [
        "(zoology, archaic) Any bivalve of the family Ostreidae; an oyster."
      ],
      "tags": [
        "archaic"
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "zoology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɒsˈtɹeɪʃi.ən/"
    },
    {
      "ipa": "/ɒsˈtɹeɪʃən/"
    }
  ],
  "word": "ostracean"
}