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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
preserved unchanged
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "preserved unchanged" is correct and usable in written English.
It can be used when referring to something that has been kept in its original state without any alterations. Example: "The historical documents were preserved unchanged in the archive for future generations to study."
✓ Grammatically correct
Science
News & Media
Wiki
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
5 human-written examples
"If folk is the music of the people then it's surely wrong to treat it as 'high art' that should be preserved unchanged.
News & Media
It has been preserved unchanged since he was held prisoner there for 12 days in 1943 – right down to the same elegant wooden furniture, the same bed and even the same, now pretty soggy, mattress.
News & Media
Kyphotic angulation: Lordosis was preserved unchanged in almost all patients.
Siegfried made few changes to the production traditions set by Wagner and Cosima; Spotts records that "whatever had been laid down by his parents was preserved unchanged out of a sense of strict filial duty".
Wiki
Although minor changes are to be expected, the majority of the pathways present in the RNA world should have been preserved unchanged even in the later evolutionary stages.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
Each of these randomly generated "outgroups" was successively used as the root for an MP analysis sampling our 18 chrysochlorids, preserving unchanged their GHR, morphology, and indel characters.
Science
Until 1978 the main insuring clause of modern ocean marine policies was preserved almost unchanged from the original 1779 Lloyd's of London form.
Encyclopedias
Intriguingly, the hormone was exactly the same, structurally, in both mice and people – a finding suggesting that it is biologically vital, Dr. Spiegelman points out, since otherwise it would not have been preserved nearly unchanged through eons of mammalian evolution.
News & Media
Combined with our Raman and SEM results that showed that specific microbially derived organic signatures have been preserved virtually unchanged in these old fossil terrace layers despite there being no clear indication of modern activity or clear remnant morphological biosignatures.
Science
He argued that discourse, being an event occurring at a particular point of time, is not preserved entirely unchanged when committed to written form such as interview transcripts.
Science
None of the critics, and certainly not Schulte Nordholt, has ever doubted the old age of subak as a term, but the critics have challenged Lansing's assumption that subak has always meant the same, and that subak preserved an unchanged organizational form for 900 years, as Lansing suggests.
Science
Expert writing Tips
Best practice
Use "preserved unchanged" to emphasize that something has been deliberately kept in its original state without any alteration. This phrase is useful when highlighting efforts to maintain authenticity or historical accuracy.
Common error
While "preserved unchanged" is grammatically correct, it can sound overly formal in casual conversation. Opt for simpler alternatives like "stayed the same" or "remained as is" in informal settings.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "preserved unchanged" functions as a compound adjective, modifying a noun by describing its state of being maintained in its original condition. Ludwig AI confirms its correctness and usability in written English.
Frequent in
Science
50%
News & Media
40%
Wiki
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "preserved unchanged" is a grammatically correct and usable expression, albeit somewhat formal, used to describe something kept in its original state without alteration. Ludwig AI confirms its validity. It is most commonly found in scientific, news, and wiki contexts. While alternatives like "maintained intact" or "remained consistent" exist, "preserved unchanged" emphasizes deliberate effort to maintain authenticity. When writing, consider your audience and context to determine if a simpler phrase might be more appropriate.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
maintained intact
Emphasizes the unbroken or undamaged condition, focusing on physical integrity.
kept unaltered
Highlights the lack of modification, emphasizing that changes were avoided.
remained consistent
Focuses on the uniformity over time, implying a lack of deviation from an established pattern.
stayed the same
A simpler expression indicating no change, suitable for informal contexts.
conserved without modification
Formal and emphasizes the deliberate effort to protect something from being changed.
held constant
Implies a controlled environment where variables are kept stable.
retained as is
Highlights acceptance of the current state without alterations.
left untouched
Emphasizes the absence of any interaction or manipulation.
sustained uniformly
Indicates that something has been maintained at a constant level or rate.
maintained without variation
Underscores the strict adherence to a single form or condition.
FAQs
What does "preserved unchanged" mean?
The phrase "preserved unchanged" means something has been kept in its original condition without any alterations or modifications.
How can I use "preserved unchanged" in a sentence?
You can use "preserved unchanged" to describe something deliberately kept in its original state. For example: "The historical documents were "preserved unchanged" in the archive."
Are there alternatives to "preserved unchanged"?
Yes, alternatives include "maintained intact", "kept unaltered", or "remained consistent" depending on the specific context.
Is "preserved unchanged" formal or informal?
"Preserved unchanged" is generally considered a more formal phrase. In informal settings, simpler alternatives like "stayed the same" might be more appropriate.
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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
4.1/5
Expert rating
Real-world application tested