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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
have improved significantly
Grammar usage guide and real-world examplesUSAGE SUMMARY
"have improved significantly" is correct and usable in written English.
You can use this phrase when you want to to express that something has gotten a lot better. For example: "The student's grades have improved significantly since he started getting tutoring."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
have markedly improved
have notably advanced
have substantially progressed
have gained momentum
have improved noticeably
have received significantly
have improved markedly
have improved appreciably
have improved vastly
have improved considerably
have improved greatly
have enhanced significantly
removed improved significantly
have progressed significantly
reported improved significantly
have taken significantly
have dropped significantly
have changed significantly
have increased significantly
removed
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
60 human-written examples
This season things have improved significantly.
News & Media
Canada's finances have improved significantly under Mr. Martin's stewardship.
News & Media
Still, political analysts say Mr. McCain's chances have improved significantly.
News & Media
Reynolds's earnings, meanwhile, have improved significantly over last year.
News & Media
"Yes it's true the Tribune newspaper margins have improved significantly over the last decade," he said.
News & Media
Nintendo is another example of a company whose sales have improved significantly around Easter.
News & Media
Romney's once awful favorable ratings among the general public have improved significantly in most polls.
News & Media
Westchester's office vacancy rates have improved significantly in the last five years.
News & Media
His assist ratio and goal ratio have improved significantly.
News & Media
Ṣāliḥ's condition appears to have improved significantly since his televised address in July.
Encyclopedias
But over the past two months, the girl's health and behavior have improved significantly, doctors say.
News & Media
Expert writing Tips
Best practice
Be mindful of overusing this phrase. While common, varying your language with synonyms like "markedly improved" or "notably advanced" can enhance the sophistication of your writing.
Common error
Avoid using "have improved significantly" without specifying the area of improvement. For example, instead of saying "The company's performance has improved significantly", specify which area has improved, such as "The company's sales performance has improved significantly".
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have improved significantly" functions as a verb phrase, indicating a notable positive change or advancement. Ludwig AI, based on the examples provided, confirms its proper usage in conveying that something has gotten a lot better.
Frequent in
News & Media
64%
Science
21%
Formal & Business
5%
Less common in
Wiki
2%
Encyclopedias
2%
Academia
1%
Ludwig's WRAP-UP
The phrase "have improved significantly" is a grammatically sound and widely used expression for indicating a notable positive change. Ludwig AI confirms its correctness and usability across various contexts, particularly in news, scientific, and formal business writing. While common, it's advisable to specify what has improved and to vary language with synonyms like "markedly improved" or "notably advanced" to enhance writing sophistication. To ensure clarity, avoid vague usage by always specifying the area of improvement. With its widespread application and clear meaning, "have improved significantly" remains a valuable tool for conveying positive developments.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have markedly improved
Replaces "significantly" with "markedly", indicating a noticeable degree of improvement.
have notably advanced
Substitutes "improved" with "advanced" and "significantly" with "notably", emphasizing progress.
have substantially progressed
Uses "progressed" instead of "improved" and "substantially" for "significantly", highlighting forward movement.
have considerably ameliorated
Replaces "improved" with "ameliorated" and "significantly" with "considerably", suggesting alleviation of a negative condition.
have greatly enhanced
Employs "enhanced" instead of "improved" and "greatly" for "significantly", focusing on enhancement or augmentation.
have radically reformed
Uses "reformed" to indicate a fundamental change for the better, stronger than just improved. It uses "radically" to indicate a complete or basic change.
have shown considerable gains
This focuses on the positive results achieved; uses different vocabulary.
have witnessed a major upturn
Describes the improvement as a turn upwards, a metaphor for positive change.
have gained momentum
Focuses on the increase in speed or rate of improvement.
have taken a turn for the better
An idiomatic expression indicating improvement, less formal than "have improved significantly".
FAQs
How can I use "have improved significantly" in a sentence?
Use "have improved significantly" to indicate a considerable positive change. For example: "The patient's health "have improved significantly" since starting the new medication." Always specify what exactly has improved for clarity.
What are some alternatives to "have improved significantly"?
You can use alternatives such as "have markedly improved", "have notably advanced", or "have substantially progressed" depending on the context.
Is it more appropriate to say "have improved significantly" or "has improved significantly"?
Use "have improved significantly" with plural subjects and "has improved significantly" with singular subjects. For example, "The students' grades have improved significantly" versus "The student's grade has improved significantly".
What is the difference between "have improved significantly" and "have improved slightly"?
"Have improved significantly" indicates a large positive change, while "have improved slightly" suggests only a small or marginal change. The choice depends on the magnitude of the improvement you want to convey.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested