"commercial room" meaning in English

{
  "forms": [
    {
      "form": "commercial rooms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "commercial room (plural commercial rooms)",
      "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"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rooms",
          "orig": "en:Rooms",
          "parents": [
            "Buildings and structures",
            "Architecture",
            "Applied sciences",
            "Art",
            "Sciences",
            "Culture",
            "All topics",
            "Society",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A room in a hotel set apart for commercial travellers."
      ],
      "id": "en-commercial_room-en-noun-ZihcmM1E",
      "links": [
        [
          "hotel",
          "hotel"
        ],
        [
          "commercial traveller",
          "commercial traveller"
        ]
      ],
      "raw_glosses": [
        "(historical) A room in a hotel set apart for commercial travellers."
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "word": "commercial room"
}

{
  "forms": [
    {
      "form": "commercial rooms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "commercial room (plural commercial rooms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with historical senses",
        "English terms with non-redundant non-automated sortkeys",
        "en:Rooms"
      ],
      "glosses": [
        "A room in a hotel set apart for commercial travellers."
      ],
      "links": [
        [
          "hotel",
          "hotel"
        ],
        [
          "commercial traveller",
          "commercial traveller"
        ]
      ],
      "raw_glosses": [
        "(historical) A room in a hotel set apart for commercial travellers."
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "word": "commercial room"
}