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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
has been unchanged
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "has been unchanged" is correct and usable in written English.
You can use it when referring to something that has not been changed or modified over a period of time. For example: "The town's small population has been unchanged for the past 50 years."
✓ Grammatically correct
News & Media
Science
Formal & Business
Academia
Wiki
Alternative expressions(20)
has not varied
has been robust
has maintained stability
has been maintained
has been strong
has remained constant
has stayed the same
has been predictable
has not been modified
has been director
has stayed consistent
has been unaffected
has been untouched
has been permanent
has been stable
has been lackluster
has stabilized
has leveled off
has been even
has been durable
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
Obama's plight has been unchanged for months.
News & Media
"Penetration has been unchanged for years and years".
News & Media
The sticking point has been unchanged for months.
News & Media
The $25,000 figure has been unchanged since buyouts started in the government in the 1990s.
News & Media
"It has been unchanged since the days of Moses on Mount Sinai".
News & Media
In this sense, the rationale for the detention center has been unchanged since 2002.
News & Media
Just the ticket The format of theatre programmes has been unchanged for decades.
News & Media
It's an island of ancient laurel forests and fishing villages that has been unchanged for centuries.
News & Media
Mr. Vaccaro's rent was $294 a month, which he says has been unchanged since the '70s.
News & Media
But for about as long as NBC has carried the N.B.A., its theme music has been unchanged.
News & Media
Tighthead prop Dan Cole wins his 50th cap in a front row that has been unchanged throughout the Six Nations.
News & Media
Expert writing Tips
Best practice
When using "has been unchanged", ensure the timeframe is clearly defined to provide context. For example, specify "has been unchanged since 1990" or "has been unchanged for the last decade".
Common error
Avoid using "has been unchanged" when the active voice is more appropriate and direct. Instead of "the company has been unchanged by the merger", consider "the merger did not change the company".
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has been unchanged" functions as a stative verb phrase, indicating that a subject's condition or characteristic has not undergone any modification over a period. Ludwig AI provides numerous examples supporting this function in varied contexts.
Frequent in
News & Media
50%
Science
25%
Formal & Business
10%
Less common in
Academia
8%
Wiki
7%
Reference
0%
Ludwig's WRAP-UP
The phrase "has been unchanged" is a grammatically sound and frequently used expression in English, as confirmed by Ludwig AI's analysis and numerous examples. It serves to indicate that something has remained constant over a period. While versatile, it is commonly found in neutral to formal contexts like news reports, scientific papers, and business communications. Alternative phrases like "has remained constant" or "has stayed the same" can be used depending on the specific nuance desired. When using "has been unchanged", specify the timeframe for clarity and avoid using it in situations where active voice provides a more direct and impactful statement.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has remained constant
Emphasizes the stability and lack of variation over a period.
has stayed the same
Highlights the absence of change in a more straightforward manner.
has not been modified
Focuses on the absence of alterations or adjustments.
has been consistent
Suggests a continuous and uniform state without deviations.
has persisted unaltered
Underscores the enduring nature of something in its original form.
has been kept intact
Implies preservation of something without any damage or modification.
has held steady
Indicates a maintained position or level without significant fluctuations.
has not varied
Highlights the lack of fluctuation or change over time.
has been uniform
Emphasizes the consistent and unchanging nature of something.
has been unvaried
Focuses on the absence of any changes or modifications.
FAQs
How can I use "has been unchanged" in a sentence?
You can use "has been unchanged" to indicate that something has remained the same over a period. For example, "The company's policy "has been unchanged" since 2010".
What are some alternatives to "has been unchanged"?
Alternatives include "has remained constant", "has stayed the same", or "has not been modified". The best choice depends on the specific context.
Is it correct to say "had been unchanged" instead of "has been unchanged"?
The choice between "had been unchanged" and "has been unchanged" depends on the tense. "Had been unchanged" refers to a past state that remained the same until a specific point in the past, while "has been unchanged" refers to a state that continues to the present.
What's the difference between "has been unchanged" and "remained the same"?
While both phrases indicate a lack of change, "has been unchanged" often implies a more formal or official context. "Remained the same" is generally more versatile and can be used in both formal and informal settings.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested