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Deceleration

//dɪˌsɛləˈɹeɪʃən// noun

Definitions

Noun
  1. 1
    The act or process of decelerating. uncountable

    "The rocket is now in deceleration."

  2. 2
    the act of decelerating; decreasing the speed wordnet
  3. 3
    The amount by which a speed or velocity decreases (and so a scalar quantity or a vector quantity), an acceleration having a negative numerical value. countable

    "The brakes produce a deceleration of 10 metres per second."

  4. 4
    a decrease in rate of change wordnet
  5. 5
    (physics) a rate of decrease in velocity wordnet

Etymology

From de- + (ac)celeration.

See also for "deceleration"

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