"megasynagogue" meaning in English

{
  "forms": [
    {
      "form": "megasynagogues",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "megasynagogue (plural megasynagogues)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "alt_of": [
        {
          "word": "mega-synagogue"
        }
      ],
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          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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      "examples": [
        {
          "ref": "2017 March 16, Charlie Varon, Rabbi Sam, New York: Dramatists Play Service Inc., →ISBN, page 48:",
          "text": "Reporter for the Mercury-News did an article; he joked, “First megasynagogue.” (Laughs.) You know, like a megachurch, except Jewish.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Rare spelling of mega-synagogue."
      ],
      "id": "en-megasynagogue-en-noun-1yJDn5tf",
      "links": [
        [
          "mega-synagogue",
          "mega-synagogue#English"
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      "tags": [
        "alt-of",
        "rare"
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    }
  ],
  "word": "megasynagogue"
}

{
  "forms": [
    {
      "form": "megasynagogues",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "megasynagogue (plural megasynagogues)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "mega-synagogue"
        }
      ],
      "categories": [
        "English countable nouns",
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      "examples": [
        {
          "ref": "2017 March 16, Charlie Varon, Rabbi Sam, New York: Dramatists Play Service Inc., →ISBN, page 48:",
          "text": "Reporter for the Mercury-News did an article; he joked, “First megasynagogue.” (Laughs.) You know, like a megachurch, except Jewish.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Rare spelling of mega-synagogue."
      ],
      "links": [
        [
          "mega-synagogue",
          "mega-synagogue#English"
        ]
      ],
      "tags": [
        "alt-of",
        "rare"
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    }
  ],
  "word": "megasynagogue"
}