"quarter glass" meaning in English

{
  "forms": [
    {
      "form": "quarter glasses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "quarter glass (plural quarter glasses)",
      "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"
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          "source": "w"
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        },
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Vehicles",
          "orig": "en:Vehicles",
          "parents": [
            "Machines",
            "Transport",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The small triangular-shaped side window on some vehicles, originally used as a vent."
      ],
      "id": "en-quarter_glass-en-noun-KPH10yNw",
      "links": [
        [
          "vehicle",
          "vehicle"
        ],
        [
          "vent",
          "vent"
        ]
      ],
      "raw_glosses": [
        "(vehicles) The small triangular-shaped side window on some vehicles, originally used as a vent."
      ],
      "related": [
        {
          "word": "opera window"
        }
      ],
      "synonyms": [
        {
          "word": "fly window"
        },
        {
          "word": "quarter light"
        },
        {
          "word": "quarter window"
        },
        {
          "word": "valence window"
        },
        {
          "word": "vent window"
        }
      ],
      "topics": [
        "transport",
        "vehicles"
      ],
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "small triangular-shaped window",
          "tags": [
            "feminine"
          ],
          "word": "custode"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "small triangular-shaped window",
          "tags": [
            "neuter"
          ],
          "word": "Ausstellfenster"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "small triangular-shaped window",
          "tags": [
            "masculine"
          ],
          "word": "deflettore"
        }
      ]
    }
  ],
  "word": "quarter glass"
}

{
  "forms": [
    {
      "form": "quarter glasses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "quarter glass (plural quarter glasses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "opera window"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
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        "Terms with French translations",
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        "Terms with Italian translations",
        "en:Vehicles"
      ],
      "glosses": [
        "The small triangular-shaped side window on some vehicles, originally used as a vent."
      ],
      "links": [
        [
          "vehicle",
          "vehicle"
        ],
        [
          "vent",
          "vent"
        ]
      ],
      "raw_glosses": [
        "(vehicles) The small triangular-shaped side window on some vehicles, originally used as a vent."
      ],
      "synonyms": [
        {
          "word": "fly window"
        },
        {
          "word": "quarter light"
        },
        {
          "word": "quarter window"
        },
        {
          "word": "valence window"
        },
        {
          "word": "vent window"
        }
      ],
      "topics": [
        "transport",
        "vehicles"
      ]
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "small triangular-shaped window",
      "tags": [
        "feminine"
      ],
      "word": "custode"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "small triangular-shaped window",
      "tags": [
        "neuter"
      ],
      "word": "Ausstellfenster"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "small triangular-shaped window",
      "tags": [
        "masculine"
      ],
      "word": "deflettore"
    }
  ],
  "word": "quarter glass"
}