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Deceleration Meaning: Definition, Examples, and Translations

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deceleration

[หŒdiหsษ›lษ™หˆreษชสƒษ™n ]

Definition

Context #1 | Noun

physics, motion

Deceleration refers to the process of slowing down or decreasing in speed. It represents the rate at which an object reduces its velocity over time. In physics, it is typically defined as negative acceleration, meaning that the change in velocity is in the opposite direction of the object's motion. Deceleration can occur in various contexts, such as vehicles applying brakes or objects falling as they encounter air resistance.

Synonyms

braking, reduction of speed, slowdown.

Examples of usage

  • The car experienced rapid deceleration when the driver hit the brakes.
  • Deceleration in free fall can be caused by air drag.
  • The pilot calculated the necessary deceleration for a safe landing.

Translations

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Interesting Facts

Physics

  • Deceleration is a type of acceleration, but instead of speeding up, it involves reducing speed.
  • In physics, deceleration occurs when the acceleration vector points in the opposite direction of the velocity.
  • Common examples include cars slowing down when approaching stops or brakes being applied.

Everyday Life

  • When you press the brake pedal in a car, you're initiating deceleration to bring the vehicle to a stop.
  • Riding a bicycle downhill and then braking involves deceleration, highlighting it in daily activities.
  • Sports like football and basketball often involve quick speeds that require deceleration during quick turns or stops.

Transportation

  • Public transportation, like buses and trains, frequently practices deceleration to ensure passenger safety when stopping at stations.
  • Aeroplanes decelerate significantly when landing, utilizing engines and brakes for safe arrival.
  • In the design of vehicles, optimal deceleration rates are calculated for safety and efficiency during stops.

Technology

  • Many modern cars are equipped with anti-lock braking systems (ABS) that help control deceleration to prevent skidding.
  • In virtual reality gaming, deceleration is used to create realistic movement sensations for players as they change speed.
  • Advanced algorithms in robotics allow for precise control of deceleration, improving interactions and safety when working alongside humans.

Environmental Concerns

  • Deceleration in human mobility, such as walking or cycling, can contribute to environmentally friendly practices.
  • Urban planning often considers deceleration zones to promote pedestrian safety and reduce vehicle speeds in busy areas.
  • Encouraging public transport use instead of personal vehicles can create more opportunities for deceleration, benefiting urban air quality.

Origin of 'deceleration'

The word 'deceleration' is derived from the Latin word 'decelerare', which means 'to slow down'. The prefix 'de-' implies a removal or reduction, while 'celerare' comes from 'celer', meaning 'swift' or 'fast'. The term began to be used in English in the late 19th century, particularly in scientific contexts related to physics and engineering. As technological advancements progressed, the concept of deceleration became increasingly relevant in fields such as automotive engineering and aviation, where understanding the dynamics of speed and movement became crucial. Today, 'deceleration' is commonly used in everyday language when discussing the slowing down of objects or vehicles.

Word Frequency Rank

With rank #18,267, this word belongs to specialized vocabulary. While not common in everyday speech, it enriches your ability to express complex ideas.