"postulator" meaning in English

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        "plural"
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  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A person who postulates something as the basis of an argument."
      ],
      "id": "en-postulator-en-noun-l-P-bhyg",
      "links": [
        [
          "postulate",
          "postulate"
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      "glosses": [
        "A Roman Catholic official who makes the case for the beatification or canonization of a proposed saint."
      ],
      "id": "en-postulator-en-noun-3zz2ZZf1",
      "links": [
        [
          "Roman Catholic",
          "Roman Catholic"
        ],
        [
          "official",
          "official"
        ],
        [
          "beatification",
          "beatification"
        ],
        [
          "canonization",
          "canonization"
        ],
        [
          "saint",
          "saint"
        ]
      ],
      "translations": [
        {
          "_dis1": "4 96",
          "code": "hu",
          "lang": "Hungarian",
          "sense": "Roman Catholic official",
          "word": "posztulátor"
        }
      ]
    }
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  "word": "postulator"
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      "expansion": "postulator (plural postulators)",
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  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A person who postulates something as the basis of an argument."
      ],
      "links": [
        [
          "postulate",
          "postulate"
        ]
      ]
    },
    {
      "glosses": [
        "A Roman Catholic official who makes the case for the beatification or canonization of a proposed saint."
      ],
      "links": [
        [
          "Roman Catholic",
          "Roman Catholic"
        ],
        [
          "official",
          "official"
        ],
        [
          "beatification",
          "beatification"
        ],
        [
          "canonization",
          "canonization"
        ],
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          "saint",
          "saint"
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    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "Roman Catholic official",
      "word": "posztulátor"
    }
  ],
  "word": "postulator"
}