acceleration

Meaning

  1. The act of accelerating, or the state of being accelerated; increase of motion or action; as opposed to retardation or deceleration.
  2. The amount by which a speed or velocity increases (and so a scalar quantity or a vector quantity).
  3. The change of velocity with respect to time (can include deceleration or changing direction).
  4. The advancement of students at a rate that places them ahead of where they would be in the regular school curriculum.

Synonyms

speeding-up

speed-up

time response

running start

spurring on

progressive increase

degree of acceleration

booster response

acc

accelerated velocity

increase of speed

accelerated speed

accelerating period

speed increase

driving on

Frequency

C2
Pronounced as (IPA)
/ək.ˌsɛl.ə.ˈɹeɪ.ʃən/
Etymology

First attested in 1531. From French accélération or more likely directly from Latin accelerātiō (“a hastening, acceleration”). Equivalent to accelerate + -ion.

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