deceleration

English dictionary entry

Meanings

noun
  1. The act or process of decelerating.
  2. 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.

Pronunciation

/diːsɛləˈɹeɪʃən/ LL-Q1860 (eng)-Vealhurl-deceleration.wav /dɪˌsɛləˈɹeɪʃən/

Word forms

deceleration decelerations

Etymology

From de- + (ac)celeration.

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