"exercise bike" meaning in English

{
  "forms": [
    {
      "form": "exercise bikes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "exercise bike (plural exercise bikes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "exercise bicycle"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2020 July 1, “Case Studies: Romford bike ride”, in Rail, page 59",
          "text": "On December 19 2019, MTR Elizabeth Line staff helped volunteers from Samaritans Havering branch to raise money from a static bike ride. The annual event has taken place for the last five years with exercise bikes supplied by a local gym and schoolchildren supplying moral support by singing carols.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of exercise bicycle."
      ],
      "id": "en-exercise_bike-en-noun-lNdvgjgU",
      "links": [
        [
          "exercise bicycle",
          "exercise bicycle#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "exercise bike"
}

{
  "forms": [
    {
      "form": "exercise bikes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "exercise bike (plural exercise bikes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "exercise bicycle"
        }
      ],
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2020 July 1, “Case Studies: Romford bike ride”, in Rail, page 59",
          "text": "On December 19 2019, MTR Elizabeth Line staff helped volunteers from Samaritans Havering branch to raise money from a static bike ride. The annual event has taken place for the last five years with exercise bikes supplied by a local gym and schoolchildren supplying moral support by singing carols.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of exercise bicycle."
      ],
      "links": [
        [
          "exercise bicycle",
          "exercise bicycle#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "exercise bike"
}