English

wheel noun definition in Cycling topic from the Oxford Advanced Learner's Dictionary

wheel

 noun: Cycling topic
1 [countable] one of the round objects under a car, bicycle, bus, etc. that turns when it moves He braked suddenly, causing the front wheels to skid. One of the boys was pushing the other along in a little box on wheels. She was killed when she was crushed under the wheels of a bus. 2 (in nouns) a car, bicycle, etc. with the number of wheels mentioned a three-wheeler