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
retain unchanged
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "retain unchanged" is correct and usable in written English.
It can be used when referring to keeping something in its current state without any modifications or alterations. Example: "Please ensure that the original data is retained unchanged during the transfer process."
✓ Grammatically correct
Science
News & Media
Encyclopedias
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
First, the authentication participators in WAPI which are the mobile node and the access point (AP) are changed into the mobile node and the authentication server, while the framework and protocol itself retain unchanged.
These findings are in line with our observation that δOAT deficient mutants retain unchanged levels of salt stress-induced Pro accumulation (Fig. 2).
Science
This would indicate that even in the ∼10% of Exo2-treated cells that retain unchanged Golgi and TGN markers, retrograde transport through these structures is highly compromised.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
A large number of colonial-era laws are still in use, some have been retained unchanged, others altered in name only.
News & Media
That means that execution sequences, resource allocations or the planning should be retained unchanged.
Science
These two questions were also retained unchanged from the original experiment in order to identify possible explanations and to increase the comparability with the original work.
In the new framework the computation of the protocol also retains unchanged, for example, the computation of EAP-AKA is same as that of UMTS-AKA.
The CCU also proposed that the numerical values associated with the following constants of nature be retained unchanged: : The speed of light c is exactly.
Wiki
Notation for parameters and species is retained unchanged from Lipniacki et al. for better comparability.
Science
For the next iteration, the N/4 parameter sets of the current generation with the best scores were retained unchanged (operation "keep" in figure 7).
Science
This line never showed any sign of transformation, retained unchanged functional features, overlapping those of its wild-type counterpart, and strict growth factor dependence.
Science
Expert writing Tips
Best practice
Use "retain unchanged" when you want to emphasize that something is deliberately kept in its original state, without any modifications or alterations. This is particularly useful in scientific or technical contexts where precision is important.
Common error
Avoid using "retain unchanged" when describing situations where change is expected or implied. For example, it would be incorrect to say "The company's strategy will retain unchanged in the face of market shifts," as strategies typically need to adapt to remain effective.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "retain unchanged" functions as a verb phrase followed by an adjective, indicating an action to keep something in its existing condition. Ludwig AI confirms its correct usage in various contexts.
Frequent in
Science
66%
News & Media
22%
Encyclopedias
12%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "retain unchanged" is used to emphasize the preservation of something in its original state. As indicated by Ludwig AI, it is grammatically correct and usable, especially in contexts where precision and consistency are crucial, such as in scientific or technical writing. While it may not be the most common phrase, understanding its specific use can add clarity and precision to your writing. Alternatives such as "remain the same" or "keep unaltered" can be used depending on the specific nuances you want to convey.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
keep unaltered
Focuses on the lack of alteration, similar to "retain unchanged" but with a slightly different emphasis.
maintain its state
Highlights the continuation of the current condition.
preserve as is
Emphasizes the act of preserving something in its current form.
hold constant
Suggests keeping a value or condition steady and fixed.
leave untouched
Implies avoiding any modification or interaction.
keep intact
Focuses on maintaining the wholeness and completeness of something.
sustain as before
Emphasizes continuing a previous state or condition.
conserve its form
Highlights the preservation of the shape or structure.
hold steady
Suggests a stable and consistent state without fluctuation.
remain the same
A more general phrase indicating a lack of change.
FAQs
How can I use "retain unchanged" in a sentence?
You can use "retain unchanged" to emphasize the preservation of a specific condition or feature. For example, "The software update is designed to improve security while "retaining unchanged" the user interface."
What are some alternatives to "retain unchanged"?
Alternatives include "remain the same", "stay intact", or "keep unaltered", depending on the specific nuance you want to convey.
Is it better to use "retain unchanged" or "remain unchanged"?
Both phrases are grammatically correct, but "retain unchanged" implies a conscious effort to maintain the status quo, whereas "remain unchanged" simply indicates that no change has occurred.
What does "retain unchanged" mean in a technical context?
In technical contexts, "retain unchanged" typically means that a specific parameter, setting, or feature of a system or process is deliberately maintained in its original state, without any modifications or alterations.
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested