A2
a circular object fixed under a vehicle so that it moves smoothly over the ground
Dictionary examples:
I forgot to put wheels on my new car. It's not going anywhere! (0.0)
The wheels on my skateboard are square. It's a very bumpy ride! (0.0)
My hamster's wheel is faster than my car's wheels! (0.0)
My bike needs a new wheel. (20.6)
He lost control of his car when the front/rear wheel hit a rock. (50.2)