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
a clear marker of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a clear marker of" is correct and usable in written English.
It can be used to indicate a distinct sign or indication of something, often in discussions about evidence or characteristics. Example: "The increase in temperature is a clear marker of climate change."
✓ Grammatically correct
News & Media
Science
Alternative expressions(16)
a distinct sign of
an obvious indication of
a definite indication of
a clear indication of
a strong signal of
a significant representation of
a clear symbol of
a clear outline of
a clear identification of
a clear strain of
a clear goal of
a clear recognition of
a clear case of
a clear instance of
a clear beneficiary of
a clear sign of
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
11 human-written examples
A team of Zim and vigour Zimbabwe's victory over Pakistan was a moment of genuine cheer, a clear marker of the African country's cricketing resurgence.
News & Media
The corduroy and landlines are a clear marker of the period, but what Stranger Things captures best is that intangible 80s feeling, where the existence of alternate dimensions seemed just as likely as nuclear war.
News & Media
He watches the constellations overhead especially the one he calls "straddle-bob Orion," whose course through the sky is a clear marker of how far winter has to go.
News & Media
ISLAMABAD, Pakistan — A court on Saturday sentenced to death an elite police guard who assassinated a leading secular politician he had been charged with protecting, a killing that sent shockwaves throughout Pakistan and was seen as a clear marker of growing religious intolerance and extremism in the country.
News & Media
With its locations in Ahmedabad, Gujarat's largest city, and its careful references to time — the date is often flashed on screen, which for South Asian viewers, at least, is a clear marker of what's to come — the movie sets up expectations of a certain kind of realism that it delivers only fitfully.
News & Media
The Guankou Sandstone, which is a clear marker of SB1, is approximately 65 m thick at the Daba Mountain front (Fig. 5a) and tapers to the west and south.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
Therefore, parietal asymmetry may be a clearer marker of defensive reactivity during this developmental period, and thus we focus on parietal asymmetry in this report.
In fact, the treatment induced signature of succinate, malonate, fumarate, and aspartate represents a clear marker profile of apoptosing KG1a/K562 vs. non-apoptosing HL-60 cells.
Science
What he meant: First mention of policy, and a clear marker.
News & Media
One obstacle to genetically engineering mosquitoes has been the lack of a clear "marker --a distinctive genetic trait that can reveal whether a gene was successfully inserted.
Science & Research
Clinical trials with barasertib may help to resolve this issue, since pHH3 is such a clear-cut marker of efficacy at the cellular level.
Science
Expert writing Tips
Best practice
Use "a clear marker of" to highlight a readily apparent and easily understandable indication or sign. It is effective in both formal and informal contexts to emphasize clarity.
Common error
Avoid using "a clear marker of" in overly complex sentences where simpler phrasing would improve readability. Sometimes, a more direct statement is more effective.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a clear marker of" functions as a noun phrase that identifies something as a distinct sign or indication. This phrase is often used to highlight an obvious or easily recognizable characteristic.
Frequent in
News & Media
50%
Science
50%
Encyclopedias
0%
Less common in
Formal & Business
0%
Reference
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "a clear marker of" is a phrase used to describe something that serves as an obvious and easily identifiable sign or indication. Ludwig AI indicates the phrase is grammatically correct, although relatively rare in usage. It is most frequently found in news and scientific publications. When using this phrase, ensure that the connection between the marker and what it signifies is readily apparent. Alternatives like "a distinct sign of" or "an obvious indication of" may be suitable depending on the specific context and desired emphasis.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a distinct sign of
Emphasizes the recognizability and unambiguous nature of the sign.
an obvious indication of
Highlights the ease with which something can be understood or noticed.
a definite indication of
Focuses on the certainty and lack of ambiguity in the indication.
a telltale sign of
Suggests a sign that reveals something that might otherwise be hidden.
a sure indicator of
Implies that the indicator is reliable and can be trusted.
a revealing symptom of
Highlights that the sign exposes an underlying issue or condition.
a strong signal of
Emphasizes the intensity and clarity of the message being conveyed.
a manifest demonstration of
Suggests that something is openly and undeniably shown.
an unambiguous pointer to
Highlights the lack of confusion about what the sign is indicating.
a significant representation of
Indicates that the sign is important and carries substantial meaning.
FAQs
How can I use "a clear marker of" in a sentence?
Use "a clear marker of" to point out an obvious sign or indication. For example, "The sudden increase in sales is "a clear marker of" increased consumer confidence".
What are some alternatives to "a clear marker of"?
You can use alternatives such as "a distinct sign of", "an obvious indication of", or "a definite indication of" depending on the specific context.
Is it better to say "a clear marker of" or "a clear indication of"?
Both "a clear marker of" and "a clear indication of" are acceptable, but "a clear marker of" might imply a more visual or readily apparent sign, while "a clear indication of" suggests something that points towards a conclusion.
In what contexts is "a clear marker of" most appropriate?
"A clear marker of" is suitable in situations where you want to emphasize the obviousness and unambiguity of a sign or indication, especially in scientific, journalistic, or analytical writing.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested