"necessary vaults" meaning in All languages combined

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      "expansion": "necessary vaults",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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      "form_of": [
        {
          "word": "necessary vault"
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      ],
      "glosses": [
        "plural of necessary vault"
      ],
      "id": "en-necessary_vaults-en-noun-qCfiKSNX",
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          "necessary vault#English"
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      "tags": [
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  "word": "necessary vaults"
}

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      "expansion": "necessary vaults",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "form_of": [
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          "word": "necessary vault"
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      "glosses": [
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  "word": "necessary vaults"
}