deceleration

IPA(Pronunciation)

Noun

uncountable countable

Japanese Meaning

減速（物体が速さを落とす過程・行為） / 速度または速さが減少する量

The deceleration of the train was so gradual that many passengers barely noticed the stop.

列車の減速は非常に緩やかで、多くの乗客は停車にほとんど気づかなかった。

Sense（1）

(uncountable) The act or process of decelerating.

The rocket is now in deceleration.

Sense（2）

(countable) The amount by which a speed or velocity decreases (and so a scalar quantity or a vector quantity).

The brakes produce a deceleration of 10 metres per second.

decelerations

（ plural ）