Decelerator

Pronunciation: /ˈdeɪˈsɛɫˈɝˈɑtɔɹ/

Decelerator (noun)

  1. A device that slows a vehicle by reducing its speed over time.
  2. A system that reduces a rocket’s speed by lowering thrust or using controlled resistance.

Examples

  • The decelerator reduces the vehicle speed smoothly.
  • A decelerator helps control speed on steep roads.