"pierglass" meaning in English

{
  "forms": [
    {
      "form": "pierglasses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pierglass (plural pierglasses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "\"All the Pretty Horses\" by Cormac McCarthy (1992)",
          "text": "The candleflame and the image of the candleflame caught in the pierglass twisted and righted when he entered the hall and again when he shut the door."
        }
      ],
      "glosses": [
        "A tall narrow mirror, usually set between two windows, above a pier table"
      ],
      "id": "en-pierglass-en-noun-6EKJXai3",
      "links": [
        [
          "mirror",
          "mirror"
        ],
        [
          "window",
          "window"
        ],
        [
          "pier table",
          "pier table"
        ]
      ],
      "related": [
        {
          "word": "pier table"
        }
      ],
      "synonyms": [
        {
          "word": "pier glass"
        }
      ]
    }
  ],
  "word": "pierglass"
}

{
  "forms": [
    {
      "form": "pierglasses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pierglass (plural pierglasses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "pier table"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns"
      ],
      "examples": [
        {
          "ref": "\"All the Pretty Horses\" by Cormac McCarthy (1992)",
          "text": "The candleflame and the image of the candleflame caught in the pierglass twisted and righted when he entered the hall and again when he shut the door."
        }
      ],
      "glosses": [
        "A tall narrow mirror, usually set between two windows, above a pier table"
      ],
      "links": [
        [
          "mirror",
          "mirror"
        ],
        [
          "window",
          "window"
        ],
        [
          "pier table",
          "pier table"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "pier glass"
    }
  ],
  "word": "pierglass"
}