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
it has decreased
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it has decreased" is correct and is often used in written English.
You can use it when referring to something declining in amount, value, or rate. For example: "Sales have decreased in the past year due to the global economic slowdown."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
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
58 human-written examples
The reason for being categorized as "vulnerable" is that despite its wide distribution, it has decreased by 20-50% over the last 25 years and has reached extinction in at least one country.
Wiki
For instance, in Figure 14, the number of susceptible people in (P') is equal to 45 on both sides, which means it has decreased by only five people from its initial condition.
"I wouldn't say it has decreased," he said.
News & Media
The number of heavy rainfall events over land has increased in more regions than it has decreased.
News & Media
The next year that number dropped by half, and it has decreased every year since then, he said.
News & Media
It has decreased in recent times due mainly to the burning of coal in the middle of the last century.
News & Media
Nomadic sheepherding is still extensive, although it has decreased in importance.
Encyclopedias
Tamah Murfet, of the International Rescue Committee's women's protection unit in the Congo, says: "Funding is very low for tackling sexual violence: across the board it has decreased.
News & Media
My weight hasn't increased (it has decreased, actually), I don't find it harder to concentrate and I don't blame the hormone for missed deadlines.
News & Media
The number of temporary employees nationwide dropped 14,000, to 2.8 million; it has decreased 20percentt in the last three years.
News & Media
Obama's overall approval was 50.8% per Gallup in the month before election, but it has decreased by 5.1pt, to 45.7%, since July.
News & Media
Expert writing Tips
Best practice
When using "it has decreased", ensure the subject you're referring to is clearly defined in the context. For example, instead of just saying "it has decreased", specify "the number of applicants has decreased".
Common error
Avoid using "it has decreased" without a clear antecedent. Ensure your reader understands what 'it' refers to. This prevents ambiguity and strengthens your writing.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it has decreased" functions as a verb phrase indicating that something has reduced in quantity, size, intensity, or degree. As Ludwig AI confirms, it's commonly used to describe a decline. The phrase acts as the predicate of a clause, asserting a change in state.
Frequent in
Science
54%
News & Media
40%
Encyclopedias
2%
Less common in
Formal & Business
2%
Wiki
2%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "it has decreased" is a grammatically sound and frequently employed expression to denote a reduction or decline. As highlighted by Ludwig, its application spans various domains, particularly science and news media. While universally appropriate, clarity is key—always ensure the 'it' is explicitly defined. Alternatives like "it has declined" or "it has diminished" offer subtle variations in meaning, enriching your descriptive precision. Remembering these nuances, coupled with proper contextualization, ensures your writing remains both accurate and effective.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it has declined
Simple synonym, implies a reduction in amount or quality.
it has diminished
Indicates a gradual reduction, often in importance or intensity.
it has fallen
Suggests a sudden or significant drop.
it has shrunk
Implies a reduction in size or scope.
it has lessened
Indicates a reduction in intensity or severity.
it has waned
Suggests a gradual decline in power or influence.
it has receded
Implies a movement back or away, indicating a decrease in presence.
it has tapered off
Suggests a gradual reduction to a point near zero.
it has eased
Implies a reduction in pressure or tension.
it has abated
Indicates a reduction in intensity or degree, especially of something unpleasant.
FAQs
How do I use "it has decreased" in a sentence?
Use "it has decreased" to indicate a reduction in quantity, size, or intensity. For example, "Since the new policy was implemented, the number of complaints "it has decreased" significantly."
What can I say instead of "it has decreased"?
You can use alternatives like "it has declined", "it has diminished", or "it has fallen" depending on the context.
Is it better to say "it decreased" or "it has decreased"?
"It decreased" implies a completed action in the past, while ""it has decreased"" suggests a change that has occurred over time and may still be relevant. Choose the tense that best fits your intended meaning.
What's the difference between "it has decreased" and "it is decreasing"?
"It has decreased" indicates that the decrease is complete, whereas "it is decreasing" describes an ongoing process.
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested