'deceleration' definitions:

Definition of 'deceleration'

From: WordNet
noun
A decrease in rate of change; "the deceleration of the arms race" [syn: deceleration, slowing, retardation] [ant: acceleration]
noun
(physics) a rate of decrease in velocity [ant: acceleration]
noun
The act of decelerating; decreasing the speed; "he initiated deceleration by braking" [ant: acceleration, quickening, speedup]

Definition of 'deceleration'

From: GCIDE
  • deceleration \deceleration\ n. a decrease in velocity. Opposite of acceleration
  • Syn: slowing, retardation. [WordNet 1.5]

Synonyms of 'deceleration'

From: Moby Thesaurus

Words containing 'deceleration'