a movable chair mounted on large wheels; for invalids or those who cannot walk; frequently propelled by the occupant
"After his leg injury, Mark spent most of his afternoons in the park pushing himself along in his wheelchair."
A chair mounted on large wheels for the transportation or use of a sick or disabled person.
"The nurse carefully maneuvered the wheelchair to help the patient move from the bed to the examination room."
In plain English: A wheelchair is a chair with wheels that people use to move around when they cannot walk easily.
"She moved her wheelchair carefully over the rough pavement to reach the bus stop."
Usage: A wheelchair is specifically designed to provide mobility and independence for individuals who cannot walk, distinguishing it from standard chairs used by able-bodied people. It serves as both a mode of transport within buildings and an essential tool for daily activities like eating or working while seated.
The word wheelchair is a straightforward combination of the words wheel and chair. It was formed to describe a seat equipped with wheels that allows people who cannot walk easily to move around independently.