"pearl oyster" meaning in English

{
  "forms": [
    {
      "form": "pearl oysters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pearl oyster (plural pearl oysters)",
      "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Bivalves",
          "orig": "en:Bivalves",
          "parents": [
            "Mollusks",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any of several bivalve molluscs that are a source of pearls, but especially Pinctada margaritifera."
      ],
      "id": "en-pearl_oyster-en-noun-QBi3a3dR",
      "links": [
        [
          "bivalve",
          "bivalve"
        ],
        [
          "mollusc",
          "mollusc"
        ]
      ],
      "synonyms": [
        {
          "word": "pearl shell"
        }
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "biserna mida",
          "sense": "bivalve mollusc that is a source of pearls",
          "word": "бисерна мида"
        },
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "bivalve mollusc that is a source of pearls",
          "tags": [
            "feminine"
          ],
          "word": "ostra perlera"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "bivalve mollusc that is a source of pearls",
          "word": "helmisimpukka"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "bivalve mollusc that is a source of pearls",
          "tags": [
            "feminine"
          ],
          "word": "Perlmuschel"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "bivalve mollusc that is a source of pearls",
          "tags": [
            "feminine"
          ],
          "word": "scoică de mărgăritar"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "bivalve mollusc that is a source of pearls",
          "tags": [
            "masculine"
          ],
          "word": "ostra perlífera"
        }
      ],
      "wikipedia": [
        "pearl oyster"
      ]
    }
  ],
  "word": "pearl oyster"
}

{
  "forms": [
    {
      "form": "pearl oysters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pearl oyster (plural pearl oysters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "Entries using missing taxonomic name (species)",
        "en:Bivalves"
      ],
      "glosses": [
        "Any of several bivalve molluscs that are a source of pearls, but especially Pinctada margaritifera."
      ],
      "links": [
        [
          "bivalve",
          "bivalve"
        ],
        [
          "mollusc",
          "mollusc"
        ]
      ],
      "wikipedia": [
        "pearl oyster"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "pearl shell"
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "biserna mida",
      "sense": "bivalve mollusc that is a source of pearls",
      "word": "бисерна мида"
    },
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "bivalve mollusc that is a source of pearls",
      "tags": [
        "feminine"
      ],
      "word": "ostra perlera"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "bivalve mollusc that is a source of pearls",
      "word": "helmisimpukka"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "bivalve mollusc that is a source of pearls",
      "tags": [
        "feminine"
      ],
      "word": "Perlmuschel"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "bivalve mollusc that is a source of pearls",
      "tags": [
        "feminine"
      ],
      "word": "scoică de mărgăritar"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "bivalve mollusc that is a source of pearls",
      "tags": [
        "masculine"
      ],
      "word": "ostra perlífera"
    }
  ],
  "word": "pearl oyster"
}