deceleration

USAGE SUMMARY

The phrase "deceleration" is correct and usable in written English.
It can be used in contexts related to physics, motion, or any situation where a reduction in speed is discussed. Example: "The deceleration of the vehicle was necessary to avoid a collision at the intersection."

✓ Grammatically correct

News & Media

Formal & Business

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

At the very least it provides a merciful full stop on a period of profound deceleration since the false summit of the summer of 2012, when he capped his best season to date with a memorable back-heel scuff-flick winner against Sweden in Kiev, the high point of England's most energetic half-hour of an otherwise moribund European Championship.

The Guardian - Sport

There was a nod to business in tax breaks for capital investment, aimed at improving sluggish productivity growth.This year economic growth is expected to slow slightly, to 2.3%, mainly because of the knock-on effect of the deceleration across the border in the United States.

The Economist

The economists attribute about a third of the deceleration to slower growth in the workforce, and the rest to less innovation.

The Economist

This was raised in 2009 by America's Federal Aviation Administration from withstanding a deceleration of nine times the force of gravity (9g) to 16g.

The Economist

All recent indicators clearly point to a deceleration in prices, and markets have reduced their average expectation for the inflation rate in 2011 to 6.22%.

The Economist

Yet a subtle deceleration has begun, which will ultimately bring global growth back to something like 1.2% by the end of the century.Why does this matter?

The Economist

By contrast, between 1999 and 2006 the figure grew by an average of 10% a year.In this section Planetology comes of age Not-so-bitter pill No peeking… The party's over The Richard Casement internship ReprintsPart of this deceleration is a consequence of American drug companies reining in their research arms.

The Economist

Dig deeper: Daily chart: OPEC flexing (Nov 2014) Bello: The great deceleration (Nov 2014) Cheaper oil: Winners and loser (Oct 2014) Commodity prices: Oil and trouble (Oct 2014).

The Economist

The first is this: if it began that way, it would have remained that way, but if it did not, the feedback processes involved in acceleration or deceleration would drive it rapidly to zero or infinity.

The Economist

Is that the kind of deceleration the paper has in mind?

The Economist

Stephen Roach, chief economist at Morgan Stanley Dean Witter, for instance, sees a 40% probability of a hard landing in the first half of 2000, as a deceleration in the global economy combines with a destabilising jolt, such as an earnings or dollar shock.

The Economist

Expert writing Tips

Best practice

Use "deceleration" when referring to a measurable decrease in speed or velocity, especially in technical or scientific contexts. For general usage, "slowing down" might be more appropriate.

Common error

Avoid using "deceleration" when you mean a complete stop. "Deceleration" refers to the process of slowing down, not the final state of being stopped.

Linguistic Context

The primary grammatical function of "deceleration" is as a noun. It typically refers to the act, process, or rate of slowing down. Ludwig AI confirms its usability in various contexts. Examples show it used to describe economic trends or physical processes.

Expression frequency: Very common

Frequent in

News & Media

40%

Formal & Business

30%

Science

30%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

The term "deceleration" is a grammatically correct and frequently used noun that denotes the process of slowing down. As indicated by Ludwig AI, it is appropriate across various contexts, especially in news, business, and scientific domains. While it can be used interchangeably with "slowing down" in some cases, "deceleration" carries a more formal tone and often implies a measurable reduction in speed or activity. Common errors include using "deceleration" when "stopping" is more appropriate. Related terms include "reduction in speed" or "slowing of momentum", offering alternative ways to express the same concept with slightly different nuances.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

slowing down

Emphasizes the process of becoming slower, often in a gradual manner.

decrease in speed

Directly indicates a reduction in velocity, focusing on the quantifiable aspect.

reduction in pace

Highlights a lessening of the rate at which something progresses or occurs.

slowing of momentum

Refers to a decrease in the force or speed with which something is moving or developing.

braking

Implies a more forceful or sudden reduction in speed, often using a braking system.

retardation

A more formal term for slowing down, often used in technical or scientific contexts.

decline in velocity

Focuses on the physics aspect of the change in speed, often used in scientific writing.

easing off

Suggests a gradual and gentle decrease in speed or intensity.

coming to a halt

Indicates the process of completely stopping movement or activity.

loss of speed

Simply states the fact that speed is being lost, without specifying how.

FAQs

How is "deceleration" used in physics?

In physics, "deceleration" refers to the rate at which an object's velocity decreases over time. It is often used interchangeably with negative acceleration. For example, a car braking experiences "negative acceleration", which is a form of deceleration.

What are some alternatives to the word "deceleration"?

Depending on the context, you can use alternatives such as "slowing down", "reduction in speed", or "braking". The best choice depends on the specific nuance you want to convey. "Slowing down" is a more general term, while braking implies a more forceful action.

Is "deceleration" a formal word?

"Deceleration" is generally considered a formal term, often used in scientific, technical, or business contexts. In more casual conversation, "slowing down" is often preferred. For instance, in a news report about economic trends, "deceleration" is common, while in everyday speech, "slowing down" is more natural.

How does "deceleration" relate to acceleration?

"Deceleration" is essentially the opposite of acceleration. While acceleration refers to an increase in speed or velocity, "deceleration" refers to a decrease. Thus, "negative acceleration" and deceleration are often used interchangeably in physics.