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
is an indicator of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is an indicator of" is correct and usable in written English.
It can be used to express that something serves as a sign or signal of a particular condition or situation. Example: "The increase in temperature is an indicator of climate change."
✓ Grammatically correct
Science
News & Media
Alternative expressions(9)
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
60 human-written examples
It is an indicator of geopolitical risk.
News & Media
That substance is an indicator of drought.
News & Media
But neither is an indicator of quality.
News & Media
A lower spread is an indicator of loosening credit.
News & Media
Reduced FA is an indicator of inflammation.
"They have graffiti, which is an indicator of gang activity.
News & Media
Head circumference is an indicator of brain development.
News & Media
(In olive oil, free acidity is an indicator of decomposition).
News & Media
Demand for permits is an indicator of home-building activity.
News & Media
In western Kenya, that is an indicator of poverty.
News & Media
By contrast, organ donation is an indicator of altruism.
Science
Expert writing Tips
Best practice
When using "is an indicator of", ensure that the relationship between the indicator and what it signifies is clear and well-supported by evidence. Avoid vague or unsubstantiated claims.
Common error
Avoid presenting an indicator as a definitive proof. An indicator suggests a relationship but doesn't guarantee it. Use qualifying language to acknowledge potential exceptions or alternative explanations.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is an indicator of" functions as a linking expression that connects a specific observation or measurement to a broader underlying condition or characteristic. As Ludwig AI indicates, it's a usable phrase to suggest a sign or signal of a particular condition or situation.
Frequent in
Science
54%
News & Media
44%
Formal & Business
2%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "is an indicator of" is a versatile expression used to suggest a relationship between a specific sign, measurement, or observation and a broader condition or characteristic. Ludwig AI confirms its correct usage in written English. While the phrase is commonly used in scientific and news contexts, it's important to avoid overstating the significance of the relationship and to acknowledge potential exceptions. Alternatives like ""is a sign of"" or ""suggests"" can provide nuanced ways to express similar ideas.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is a sign of
This phrase directly implies that something serves as a noticeable signal or evidence of something else.
is evidence of
This suggests a more concrete and provable relationship, implying that something proves the existence of something else.
indicates the presence of
This longer phrase specifies that something reveals the existence or availability of something else.
suggests
This alternative implies a less direct relationship, indicating a possibility rather than a certainty.
is a measure of
This suggests that something can be used to quantify or assess a particular characteristic or condition.
points to
This option indicates direction and focus, suggesting that something directs attention towards a specific conclusion.
signals
This conveys the idea that something sends out a message or warning about a specific situation.
reflects
This alternative means to show or represent something, often mirroring an underlying condition or quality.
demonstrates
This option implies that something clearly shows or proves a particular fact or quality.
correlates with
This alternative implies a statistical relationship between two things, suggesting that they occur together.
FAQs
What does it mean when something "is an indicator of" something else?
When something "is an indicator of" something else, it means that it serves as a sign, signal, or measure of that other thing. It suggests a relationship, though not necessarily a definitive proof.
How can I use "is an indicator of" in a sentence?
You can use "is an indicator of" to connect a specific sign or measure to a broader condition or trend. For example, "High fever is an indicator of infection".
What are some alternatives to "is an indicator of"?
Alternatives include "is a sign of", "suggests", "points to", or "reflects". The best choice depends on the specific context and the strength of the relationship you want to convey.
Is there a difference between saying "is an indicator of" and "is evidence of"?
"Is an indicator of" suggests a potential relationship, while "is evidence of" implies a stronger, more provable link. An indicator provides a clue, while evidence offers more substantial support.
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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
4.5/5
Expert rating
Real-world application tested