"pentekostys" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "πεντηκοστύς"
      },
      "expansion": "Learned borrowing from Ancient Greek πεντηκοστύς (pentēkostús)",
      "name": "lbor"
    }
  ],
  "etymology_text": "Learned borrowing from Ancient Greek πεντηκοστύς (pentēkostús), from πεντηκοστός (pentēkostós, “fiftieth”).",
  "forms": [
    {
      "form": "pentekosties",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "pentekosties"
      },
      "expansion": "pentekostys (plural pentekosties)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A group of fifty men in the Ancient Greek army."
      ],
      "id": "en-pentekostys-en-noun-jjYCV9qA",
      "links": [
        [
          "fifty",
          "fifty"
        ],
        [
          "Ancient Greek",
          "Ancient Greek"
        ],
        [
          "army",
          "army"
        ]
      ],
      "related": [
        {
          "word": "penteconter"
        },
        {
          "word": "Pentecost"
        },
        {
          "word": "pentecoster"
        }
      ]
    }
  ],
  "word": "pentekostys"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "πεντηκοστύς"
      },
      "expansion": "Learned borrowing from Ancient Greek πεντηκοστύς (pentēkostús)",
      "name": "lbor"
    }
  ],
  "etymology_text": "Learned borrowing from Ancient Greek πεντηκοστύς (pentēkostús), from πεντηκοστός (pentēkostós, “fiftieth”).",
  "forms": [
    {
      "form": "pentekosties",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "pentekosties"
      },
      "expansion": "pentekostys (plural pentekosties)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "penteconter"
    },
    {
      "word": "Pentecost"
    },
    {
      "word": "pentecoster"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English learned borrowings from Ancient Greek",
        "English lemmas",
        "English nouns",
        "English nouns with irregular plurals",
        "English terms borrowed from Ancient Greek",
        "English terms derived from Ancient Greek",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A group of fifty men in the Ancient Greek army."
      ],
      "links": [
        [
          "fifty",
          "fifty"
        ],
        [
          "Ancient Greek",
          "Ancient Greek"
        ],
        [
          "army",
          "army"
        ]
      ]
    }
  ],
  "word": "pentekostys"
}