1. reducing speed or rate of motion
Usage: present participle of decelerate

1. characterized by decreasing speed or rate

Examples

• The car was decelerating as it approached the red light.
• The pilot began decelerating the aircraft for landing.
• Economic growth has been decelerating over the past quarter.
• The decelerating train came to a smooth stop at the platform.
• Scientists observed the decelerating expansion of the universe.
• The runner was decelerating in the final stretch of the race.
• The decelerating economy worried investors.