DictionaryretardationSlowing or delay
noun

retardation

ree-tahr-DAY-shun/ˌriːtɑːrˈdeɪʃn/

A delay or slowing in development or movement.

Deep mud causes noticeable retardation of the cart's forward motion.

A cart progresses slowly through deep mud compared with a clear dry track nearby, delay in movement.
Etymology

The pieces name the process of holding something back by making it slower. This preserves the noun’s original broad sense of delay in movement or time, also applicable to development and progress.

In context

PowerDrift2:29
you feel as if the car has its brakes on but it really doesn't have its brakes on that retardation that you feel is the generator being charged up and sending power back to the wheels
Simplified | Regenerative Brakes - Efficient AF! | PowerDrift

More examples

  • A lack of sunlight can cause retardation of plant growth.
  • The additive produces a slight retardation of the chemical reaction.
  • Engine braking provides gradual retardation on the steep descent.

Forms

retardation

retard verb — To slow or delay development or movement.

Similar words

delay
Emphasizes lost time rather than reduced speed of movement.
slowing
Describes a decrease in speed without implying a pause.