"Holy Wednesday" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Calendrier en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Compositions en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms propres en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de holy (« saint ») et de Wednesday (« jeudi »), littéralement « mercredi saint »."
  ],
  "forms": [
    {
      "form": "Holy Wednesdays",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "name",
  "pos_title": "Nom propre",
  "related": [
    {
      "word": "Easter"
    },
    {
      "word": "Holy Week"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en anglais du christianisme orthodoxe",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Mercredi saint."
      ],
      "id": "fr-Holy_Wednesday-en-name-TemeTUBK",
      "raw_tags": [
        "Christianisme orthodoxe"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Spy Wednesday"
    },
    {
      "word": "Good Wednesday"
    },
    {
      "raw_tags": [
        "Christianisme orthodoxe"
      ],
      "word": "Holy and Great Wednesday"
    }
  ],
  "word": "Holy Wednesday"
}

{
  "categories": [
    "Calendrier en anglais",
    "Compositions en anglais",
    "Noms propres en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Composé de holy (« saint ») et de Wednesday (« jeudi »), littéralement « mercredi saint »."
  ],
  "forms": [
    {
      "form": "Holy Wednesdays",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "name",
  "pos_title": "Nom propre",
  "related": [
    {
      "word": "Easter"
    },
    {
      "word": "Holy Week"
    }
  ],
  "senses": [
    {
      "categories": [
        "Lexique en anglais du christianisme orthodoxe"
      ],
      "glosses": [
        "Mercredi saint."
      ],
      "raw_tags": [
        "Christianisme orthodoxe"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Spy Wednesday"
    },
    {
      "word": "Good Wednesday"
    },
    {
      "raw_tags": [
        "Christianisme orthodoxe"
      ],
      "word": "Holy and Great Wednesday"
    }
  ],
  "word": "Holy Wednesday"
}