From Longman Dictionary of Contemporary Englishwheelchairwheel‧chair /ˈwiːltʃeə $ -tʃer/ ●●○ noun [countable] 
MHa chair with wheels, used by people who cannot walkin a wheelchair He’ll be in a wheelchair for the rest of his life. Lynn has been confined to a wheelchair (=has had to use a wheelchair) for the last year. special parking for wheelchair users
MHa chair with wheels, used by people who cannot walkin a wheelchair He’ll be in a wheelchair for the rest of his life. Lynn has been confined to a wheelchair (=has had to use a wheelchair) for the last year. special parking for wheelchair usersExamples from the Corpus
wheelchair• One night a man showed up in a wheelchair.• Despite being restricted to a wheelchair he retains his cheerfulness and was always at Hove when Sussex played Warwickshire.• His wheelchair and other equipment, purchased from donations to the rehab center, cost $ 1,175.• Funds are also needed to provide wheelchairs and synthesizers.• He lolls back against the wheelchair.• He gingerly lifted himself out of the wheelchair.• Paul is handcuffed to the wheelchair.in a wheelchair• But being in a wheelchair doesn't stop them having fun - or falling for the leading man.• Some came in wheelchairs or on crutches.• Mr Taylor arrived at Heathrow in a wheelchair to be greeted by organisers and his girlfriend Veruschka Hoffman.• A dummy made of a diving suit, sitting in a wheelchair and wrapped with cloth was stuck with safety pins.• Replace it with a picture of an elderly woman in a wheelchair desiring relief from chronic pain. 