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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
persistently valid
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "persistently valid" is correct and usable in written English.
It can be used to describe something that remains true or applicable over time, despite changing circumstances. Example: "The theory proposed by the researcher has proven to be persistently valid, even as new data emerges."
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
ever appropriate
invariably appropriate
ever relevant
ever suitable
ever applicable
enduringly important
completely relevant
always pertinent
constantly applicable
moreover relevant
perennially significant
totally relevant
always relevant
even relevant
ever useful
once relevant
permanently valid
consistently relevant
still relevant
never relevant
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
We demonstrated that the protocol we used was valid by persistently infecting 2 murine fibroblast cell lines with a mouse-adapted scrapie agent.
Science
The corrections to sampling errors, measurement errors, and to range restriction have required making a number of assumptions that may not be valid and have created a number of persistently contentious issues.
Criticism of religious theory and practice is, of course, valid and the points often need to be strongly and persistently made.
News & Media
In these miniature states surrounded by NATO barbed wire, where the valid currency is still the Dinar and not the Euro, Serbs persistently celebrate the era of dictator Slobodan Milosevic, as if they were expecting his triumphant return from The Hague any day.
News & Media
Unemployment is persistently high.
News & Media
Arab voters persistently boycotted elections.
News & Media
She tagged persistently behind.
News & Media
Both had been persistently bullied.
News & Media
He wouldn't mind, she thought persistently.
News & Media
Yet Mr. Gingrich's warnings remain persistently urgent.
News & Media
Valid question.
News & Media
Expert writing Tips
Best practice
When using "persistently valid", ensure the context clearly indicates what conditions or evidence support the ongoing validity being described. Provide concrete examples or justification.
Common error
Avoid claiming something is "persistently valid" without sufficient evidence or acknowledgment of potential limitations. Overstating validity can undermine credibility.
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "persistently valid" functions as an adjective phrase that modifies a noun. It emphasizes the enduring and ongoing nature of validity. Ludwig AI confirms the correctness of the phrase.
Frequent in
Science
34%
News & Media
33%
Formal & Business
33%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "persistently valid" is a grammatically sound and meaningful expression used to describe something that remains true or applicable over time. While not exceedingly common, its usage is most appropriate in formal and scientific contexts where the enduring nature of validity is important. Ludwig AI confirms the validity of "persistently valid", suggesting similar alternatives like "consistently valid" or "continuously valid" to adjust the nuance. When employing the phrase, it's important to provide context, ensuring that you sufficiently support the assertion that something's validity is both persistent and well-founded.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
consistently valid
Replaces "persistently" with "consistently", suggesting a steady and unchanging validity.
continuously valid
Uses "continuously" instead of "persistently", highlighting uninterrupted validity.
always valid
Emphasizes that validity is constant without exception.
invariably valid
Highlights that the validity does not change under any circumstances.
reliably valid
Focuses on the dependability and trustworthiness of the validity.
permanently valid
Indicates that the validity is intended to last indefinitely.
enduringly valid
Suggests the validity has stood the test of time and remains strong.
unfailingly valid
Emphasizes that the validity never fails or disappoints.
steadfastly valid
Highlights the firm and unwavering nature of the validity.
unremittingly valid
Stresses the continuous and relentless nature of the validity.
FAQs
How can I use "persistently valid" in a sentence?
You can use "persistently valid" to describe a theory, argument, or method that remains true or applicable over time, despite changing circumstances or new information. For example, "The scientific method has proven to be a "persistently valid" approach to understanding the natural world."
What are some alternatives to "persistently valid"?
Some alternatives include "consistently valid", "continuously valid", or "always valid" depending on the specific nuance you want to convey.
Is "persistently valid" a commonly used phrase?
While grammatically correct, "persistently valid" is not as common as other similar phrases like "generally accepted" or "widely applicable". Its usage is more specific and emphasizes the ongoing nature of the validity.
When is it appropriate to use "persistently valid" over other similar phrases?
Use "persistently valid" when you want to emphasize that something has maintained its validity over a significant period, especially in the face of challenges or changing conditions. It suggests a robust and enduring validity.
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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
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested