deceleration

/diːˌsɛləˈreɪʃən/
noun
  1. The act or process of slowing down or reducing speed.
    • Pilots must manage deceleration carefully when landing a plane.
    • The roller coaster's deceleration at the end was gentle and smooth.
    • The car's sudden deceleration caused everyone to lurch forward.
  2. A decrease in the rate of growth, progress, or activity.
    • There has been a noticeable deceleration in the spread of the virus.
    • The company saw a deceleration in sales after the holiday season.
    • Economists are worried about the deceleration of the housing market.
Antonyms
What does "deceleration" mean? | whatsthatwordmean | whatsthatwordmean