ଅର୍ଥ : A decrease in rate of change.
ଉଦାହରଣ :
The deceleration of the arms race.
ସମକକ୍ଷ : deceleration, slowing
An increase in rate of change.
Modern science caused an acceleration of cultural change.ଅର୍ଥ : The extent to which something is delayed or held back.
ଅର୍ଥ : Lack of normal development of intellectual capacities.
ସମକକ୍ଷ : backwardness, mental retardation, slowness, subnormality