deceleration

intermediateB2

/ˌdiːsɛləˈreɪʃən/ · de-ce-le-ra-tion

The reduction of speed or rate of motion.

Meanings

nountechnical

The reduction of speed or rate of motion.

رفتاری کی رفتار یا شرح کی کمی۔

سست رفتاری

sust raftari

Synonyms

slowing downreduction of speedretardationآہستہ رویکم رفتاریرکاؤٹ

Antonyms

accelerationspeeding uphasteningتیز رفتاریتیز ہوناجلدی

Common Collocations

  • deceleration phase
  • deceleration rate
  • significant deceleration

Example Sentences

The car's deceleration was noticeable as it approached the stop sign.

جب گاڑی رُکنے کے سائن کی طرف پہنچی تو اس کی سست رفتاری نمایاں تھی۔

Jab gaari rukne ke sign ki taraf pahiunchi to is ki sust raftari numayaan thi.

In physics, deceleration is often represented as a negative acceleration.

طبیعت میں، سست رفتاری اکثر منفی تیزئی کے طور پر نمایاں کی جاتی ہے۔

Tabeeyat mein, sust raftari aksar manfi tazeedi ke tor par numayaan ki jati hai.

A sudden deceleration can lead to discomfort in passengers.

ایک اچانک سست رفتاری مسافروں میں بے آرامی کا باعث بن سکتی ہے۔

Aik achanak sust raftari musafiron mein be araam ka baais ban sakti hai.

Easily Confused With

decelerate:Deceleration is a noun describing the process, while decelerate is the verb form indicating the action of slowing down.

Word Family

decelerate
verbسست کرنا

See Also

💡 Memory Tip

Think of 'deceleration' as when a vehicle goes from fast to slow, like a downhill slope.

Imagine a car driving on a road, moving from a high speed to a complete stop at a stop sign.

📖 Etymology

Origin: Latin "deceleratio" — a slowing down

First known use: 19th century

The term originated from Latin, where 'de-' means 'down' and 'celeratio' comes from 'celer' meaning 'swift'. Over time, it has been adopted into English to describe the process of reducing speed.