noun
- a wheel with a grooved rim around which a rope or chain passes, used to lift heavy objects or change the direction of force
Examples
- The workers used a pulley system to lift the heavy boxes to the second floor.
- She attached the rope to the pulley and began hoisting the flag.
- The old well had a simple pulley mechanism for drawing water.
- Construction cranes use multiple pulleys to lift building materials.
- The gym’s cable machine operates on a pulley system.
- He rigged a pulley in the garage to help lift his motorcycle engine.