Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
decelerating
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "decelerating" is correct and usable in written English.
It can be used when describing the act of reducing speed or slowing down, often in contexts related to vehicles, processes, or activities. Example: "The car began decelerating as it approached the stop sign."
✓ Grammatically correct
News & Media
Encyclopedias
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
59 human-written examples
"What happened?" he says, decelerating frantically.
News & Media
Demand at the top end of the market is decelerating.
News & Media
This came ahead of the release of more data indicating that the economy is decelerating at a faster rate than had been thought.
News & Media
This suggests that economic growth is barely decelerating, let alone screeching to an abrupt halt.
News & Media
The trouble is that the economy is still decelerating.
News & Media
For the first time in a year and half India's economy has stopped decelerating.
News & Media
The Chinese economy expanded at a double-digit pace in 2010 but may struggle to grow by 7% this year.Global trade is decelerating too (see chart 1).
News & Media
The building of golf courses is just one facet of an investment boom that officials fear could be turning into a bubble, the bursting of which might result in sharply decelerating economic growth.
News & Media
Record inflation has already prompted the central bank to raise key rates repeatedly.Economic fall-outHigh interest rates and resulting higher costs coupled with high oil prices, decelerating global growth, slowing export markets and the global financial turmoil have taken their toll on India's economy.
News & Media
But according to the WTO, trade is decelerating: in the first quarter of this year services exports rose by only 3% on a year earlier; China's exports were down by 4%.In this section Output, prices and jobs Trade, exchange rates, budget balances and interest rates The Economist commodity-price index Trade in commercial services Markets Reprints.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
DECELERATING ON PUTTS AND CHIPS Because of poor technique and concern about going past the hole, many golfers chronically decelerate on their chips and putts.
News & Media
Expert writing Tips
Best practice
Use "decelerating" when you want to convey a sense of controlled reduction in speed or momentum. It's often more appropriate than "slowing down" in technical or formal contexts.
Common error
Be careful not to confuse "decelerating", which means to slow down, with accelerating, which means to speed up. Double-check your sentences to ensure the intended meaning is clear.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "decelerating" is as a present participle or gerund, typically functioning as a verb within a continuous tense or as a noun. As Ludwig AI underlines, the phrase is deemed correct and usable in written English.
Frequent in
News & Media
67%
Encyclopedias
15%
Science
9%
Less common in
Formal & Business
3%
Reference
3%
Wiki
3%
Ludwig's WRAP-UP
In summary, "decelerating" functions primarily as a verb form to describe the action of slowing down, applicable in various contexts from physical movement to economic trends. According to Ludwig AI, the phrase is grammatically correct and widely used. Its neutral register allows for use in both formal and informal writing, although alternatives like "slowing down" might be preferred in casual settings. Remember that "decelerating" differs from "accelerating" (speeding up) and that confusing the two is a common mistake to avoid.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
slowing down
Replaces the more formal term with a phrasal verb that has a similar meaning.
reducing speed
Focuses on the literal reduction of velocity, suitable in contexts where precision is needed.
decreasing velocity
Technical term used to specifically indicate the rate at which an object's speed decreases with time.
losing momentum
Shifts the focus from speed to the broader concept of impetus or drive.
tapering off
Suggests a gradual decrease, often used in the context of quantities or processes.
easing off
Implies a gentle reduction in effort or intensity.
diminishing rate
Focuses on the rate rather than speed, applying to scenarios where quantity or progress is slowing.
coming to a standstill
Describes the process of completely stopping movement or activity.
slackening pace
Emphasizes a decrease in the rate of progress or activity.
abating
Emphasizes a decrease in intensity or strength, often used for abstract concepts like pain or storms.
FAQs
How can I use "decelerating" in a sentence?
You can use "decelerating" to describe the act of slowing down, like "The car was "decelerating" as it approached the intersection" or "Economic growth is "decelerating" due to decreased consumer spending".
What are some alternatives to "decelerating"?
Depending on the context, you can use alternatives like "slowing down", "reducing speed", or "losing momentum".
Which is correct, "decelerating" or "slowing down"?
Both "decelerating" and "slowing down" are correct, but "decelerating" is often used in more formal or technical contexts, while "slowing down" is more common in everyday language.
What's the difference between "decelerating" and "braking"?
"Decelerating" refers to the process of reducing speed, while "braking" specifically refers to using a braking mechanism to slow down or stop a vehicle. "Decelerating" is a broader term.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested