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
indication on this
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "indication on this" is not correct in standard written English.
It is unclear and does not convey a clear meaning; a more appropriate phrase would be "indication of this." Example: "The report provides an indication of this issue and its potential impact on our project."
⚠ May contain grammatical issues
Science
News & Media
Wiki
Alternative expressions(2)
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
Urine output 6h previous to CRRT was significative higher in the late group respect to the early group (0.54 ml/kg/h vs 0.18 ml/gh/h) introducing some concerns about CRRT indication on this Late group.
Without a clear indication on this point there was no way to identify a mechanism whose effect could be negligible for microsystems but extremely relevant for the macroscopic ones.
Science
Sign up for tHe best of VICE, delivered to your inbox daily.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
By comparing the synthesized results to a recorded measurement, an indication on the capability of this technique has been acquired.
Science
At present no indication on the use of this drug on NAFLD exists and therefore it cannot be suggested.
Science
In addition, while there's no indication on the blog that confirms this is an official Tumblr effort as opposed to that from a third-party, we've confirmed with sources that these are ads from Tumblr itself designed to promote the live video launch.
News & Media
One of the watches was also found to function as a listening device, with further implications for privacy and security as it could allow a parent or stranger with "some technical knowledge" to audio monitor the surroundings of the child, without any clear indication on the physical watch that this is taking place.
News & Media
This linear dependence gives indication on the main scattering mechanisms limiting l in our graphene samples.
Science
This gives a clear indication on the much lower jamming signal power requirements for an UL smart jamming strategy.
In addition, this review gives some indication on the research questions most valuable to inform future policies.
Science
There is no indication of this on the "Artists" menu, so if you can't swipe you'll need to check which of that artist's songs aren't downloaded on your device.
Wiki
Expert writing Tips
Best practice
Opt for clearer and more grammatically sound alternatives such as "indication of this", "indication regarding this", or "indication about this" to enhance clarity and credibility in writing.
Common error
Avoid using "on" directly after "indication" when referring to a topic; instead, use "of", "about", or "regarding" to maintain grammatical correctness and clarity.
Source & Trust
80%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "indication on this" is intended to function as a noun phrase, aiming to provide a signal or point towards something specific. However, as Ludwig AI points out, it's grammatically incorrect and unclear. Correct usage would involve using "indication of this".
Frequent in
Science
33.33%
News & Media
33.33%
Wiki
33.33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, while the phrase "indication on this" appears in various sources, it's grammatically incorrect. Ludwig AI suggests opting for alternatives like "indication of this", "indication about this", or "indication regarding this" to maintain clarity and correctness. Although examples exist in science, news and media, and wiki sources, it’s best to use the grammatically correct alternative in formal or professional writing. The primary function of the phrase is to signal or point towards a specific topic, but its incorrect usage undermines its effectiveness.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
indication regarding this
Replaces the preposition "on" with "regarding", offering a slightly more formal tone.
indication about this
Substitutes "on" with "about", providing a common and generally acceptable alternative.
sign of this
Replaces "indication" with "sign", focusing on a visual or noticeable signal.
proof of this
Changes "indication" to "proof", implying a higher level of certainty and evidence.
evidence of this
Replaces "indication" with "evidence", emphasizing factual support for a claim.
clue about this
Substitutes "indication" with "clue", suggesting a hint or subtle piece of information.
hint of this
Replaces "indication" with "hint", focusing on a subtle suggestion or indirect indication.
evidence concerning this
Uses "evidence" instead of "indication" and "concerning" instead of "on", giving a more formal and specific tone.
report on this
Replaces "indication" with "report", focusing on a formal document providing information.
data on this
Substitutes "indication" with "data", emphasizing factual and statistical information.
FAQs
What is a more grammatically correct alternative to "indication on this"?
More grammatically correct alternatives include "indication of this", "indication about this", or "indication regarding this".
When should I use "indication of this" instead of "indication on this"?
Always use "indication of this" as it is grammatically correct. "Indication on this" is not standard English.
Can "sign of this" be used as a substitute for "indication on this"?
While "sign of this" can sometimes be a suitable substitute, it implies a more visual or noticeable signal compared to the broader meaning of "indication". Choose the phrase that best fits the context.
What's the difference between "indication of this" and "evidence of this"?
"Indication of this" suggests something that points to a particular fact or conclusion, while "evidence of this" implies stronger, more concrete support.
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
80%
Authority and reliability
2.8/5
Expert rating
Real-world application tested