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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
retain its validity
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "retain its validity" is correct and usable in written English.
You can use it when discussing whether something continues to be valid or applicable over time or under certain conditions. Example: "The theory may evolve, but it is essential to ensure that the core principles retain their validity."
✓ 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
3 human-written examples
Strikingly, he held that, even if all of Marx's predictions were false, Marxism still would retain its validity as a perspective on life and culture.
Encyclopedias
Interesting is that early patent law required patent holders to use the patent (a basic working requirement) in order to retain its validity.c Only this last element has not been taken over by contemporary patent law.
In conclusion, this study showed that the EC IFN-γ release assay is likely to retain its validity for the diagnosis of LTBI among HIV positive patients, with the caveat that its sensitivity decreases with advanced immuno-suppression.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
Schmidt explained it like so: "When I write :, the out=come … is that the colon becomes the inquiring opened face, the question mark the torsion of the body turned to ask, and the whole of 'The Question' retains its validity".
News & Media
From Remark 2.1, Theorem A retains its validity when (f:Xtimes Xto R) is continuous or upper semicontinuous on (Xtimes X).
Previous studies have shown that fitting neutral models to frequency data generated similar results as those obtained from fits based on individual counts and that the procedure retains its validity for comparative purposes [35], [51].
Science
Nevertheless, the Oparin-Haldane hypothesis retained its validity until 1980s [ 11] and was widely used in teaching biology.
Science
The objective of the current study was to (a) examine the psychometric properties of the APQ in a sample of community-dwelling elders in the Netherlands and (b) shorten the questionnaire while retaining its validity, reliability, and its 7-factor structure.
While its internal consistency (and therefore its reliability) was satisfactory, further studies are warranted to investigate as Guldvog suggests [ 6] whether it will retain its reliability over time and its validity when compared with other related tools.
On the other hand, the statement could also suggest that what Jayarāśi had in mind was that for all our practical activities, including thinking, verbal communication, behaviour or ordinary life, the world of our actions — as long as it is relevant to us — is 'here and now' and retains its ultimate validity, even though we are incapable of its proper philosophical analysis.
Science
Does it retain its power?
News & Media
Expert writing Tips
Best practice
When discussing abstract concepts or theories, use "retain its validity" to emphasize that the core principles or foundations remain sound even if specific details change.
Common error
Avoid using "retain its validity" when a simpler phrase like "remains valid" or "is still applicable" would suffice, especially in informal writing. Ensure the context genuinely requires the emphasis on sustained validity.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "retain its validity" functions as a descriptor, indicating that something maintains its state of being valid. As Ludwig AI points out, it's grammatically correct and usable in written English.
Frequent in
Science
60%
News & Media
20%
Encyclopedias
10%
Less common in
Formal & Business
5%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
The phrase "retain its validity" is a grammatically sound and useful expression for emphasizing the sustained validity or applicability of something, as confirmed by Ludwig AI. While not exceedingly common, it finds its primary use in scientific, academic, and encyclopedic contexts. Related phrases include "maintain its validity" and "preserve its validity". When using the phrase, ensure that the emphasis on sustained validity is genuinely needed, and avoid overuse in simpler contexts. Remember that while "retain" implies holding onto existing validity, "maintain" suggests more actively preserving it.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
maintain its validity
Replaces "retain" with "maintain", emphasizing the act of preserving validity.
preserve its validity
Uses "preserve" instead of "retain", focusing on keeping the validity intact.
keep its validity
Substitutes "retain" with "keep", a more informal way to express maintaining validity.
hold its validity
Employs "hold" in place of "retain", suggesting that validity is sustained.
sustain its validity
Replaces "retain" with "sustain", highlighting the act of supporting validity.
uphold its validity
Uses "uphold" instead of "retain", indicating a defense of validity.
ensure its validity
Substitutes "retain" with "ensure", focusing on guaranteeing validity.
confirm its validity
Employs "confirm" in place of "retain", suggesting a reaffirmation of validity.
prove its validity
Replaces "retain" with "prove", highlighting the demonstration of validity.
stand the test of time
This is an idiomatic alternative expressing enduring validity or relevance.
FAQs
How can I use "retain its validity" in a sentence?
You can use "retain its validity" to emphasize that something continues to be valid or applicable over time or under certain conditions. For example: "The core principles "retain their validity" even as the specific applications evolve."
What are some alternatives to "retain its validity"?
You can use alternatives such as "maintain its relevance", "keep its applicability", or "remain valid" depending on the specific context.
Is there a difference between "retain its validity" and "maintain its validity"?
While "retain" and "maintain" are often interchangeable, "retain" can imply a holding onto something that is already possessed, whereas "maintain" suggests a more active effort to keep something in a certain state. Therefore, the choice depends on the specific nuance you wish to convey.
When is it appropriate to use "retain its validity" in academic writing?
It is appropriate to use "retain its validity" in academic writing when discussing theories, models, or concepts to emphasize that they remain valid despite new evidence, changing circumstances, or alternative interpretations. This phrase is especially useful when contrasting long-standing principles with evolving applications.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested