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
ascertaining of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "ascertaining of" is correct and usable in written English.
It can be used when referring to the process of determining or finding out information about something. Example: "The ascertaining of the facts was crucial to the investigation's success."
✓ Grammatically correct
Science
News & Media
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
4 human-written examples
With a larger number of clinics and subjects, ascertaining of differential effects of variance due to rater and/or clinic could be assessed.
Although the ascertaining of cancer diagnoses in the DCR is virtually complete, 3– 5 we found that approximately one-third of CRC patients had missing data on TNM classification.
Science
To conclude, we have hypothesized that some elements of the exams carried out could be used as parameters to value the current state of chronic hypoxia and help formulate new models of ascertaining of our patients.
12 The cross-sectional nature of the present audit and lack of clinical detail about each patient precluded an examination of any dose response relationship with statins or ascertaining of whether the low dose was clinically justified (eg, due to concurrent conditions or adverse events).
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
I believe a politician's personality, though difficult to ascertain of course, is a more accurate map to their tenure.
News & Media
During the study period, 510 women were ascertained of whom 453 (89%) were eligible.
Science
Demographic and professional determinants ascertained of past-month adverse drug reaction (ADR) suspicion and past-year ADR reporting.
Science
However, the administrative data used in this real-world study present challenges of accurately ascertaining variables of interest.
Science
Assessment of renal functional reserve after AKI can be of aid for ascertaining recovery of kidney function.
The trick is ascertaining which of these millions of variations divide us from them.
News & Media
It reflects concepts of generosity, while ascertaining values of goodness and justice.
News & Media
Expert writing Tips
Best practice
Consider replacing "ascertaining of" with more concise alternatives such as "determining" or "establishing" for clearer and more modern writing.
Common error
Avoid using "ascertaining of" in informal contexts. Its formality can sound stilted or unnatural in everyday conversation or casual writing.
Source & Trust
84%
Authority and reliability
4.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "ascertaining of" functions as a gerund phrase acting as a noun. It describes the act or process of finding something out for certain. Ludwig provides examples showing its usage in scientific and news contexts.
Frequent in
Science
50%
News & Media
50%
Formal & Business
0%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "ascertaining of" is grammatically correct, although Ludwig AI suggests that more direct alternatives like "determining" or "establishing" might be clearer in modern writing. It functions as a gerund phrase, describing the process of finding something out with certainty. Its register tends to be formal and scientific, making it more suitable for academic papers and professional reports than casual conversation. Keep in mind that while acceptable, it may sound stilted, and simpler options are often preferable. This is reflected in the phrase's rare occurrence.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
determining
Focuses on reaching a definite conclusion after investigation.
establishing
Highlights the act of firmly setting or proving something.
finding out
Emphasizes the act of discovering information.
discovering
Focuses on the revelation of something previously unknown.
identifying
Highlights the recognition of something specific.
verifying
Emphasizes confirming the truth or accuracy of something.
confirming
Focuses on providing evidence to support something.
establishing the truth of
Replaces with a more detailed and descriptive phrase.
getting to the bottom of
Replaces with an idiom that suggests thorough investigation.
uncovering
Focuses on revealing something hidden or obscure.
FAQs
How can I use "ascertaining of" in a sentence?
Use "ascertaining of" to describe the process of finding something out definitely. For example, "The "ascertaining of" the facts was crucial to the investigation's success."
What can I say instead of "ascertaining of"?
You can use alternatives like "determining", "establishing", or "finding out" depending on the context.
Which is correct, "ascertaining of" or "ascertaining"?
"Ascertaining" alone is often more direct and preferable. "Ascertaining of" can be used, but consider whether a simpler phrasing would be more effective.
Is "ascertaining of" formal?
Yes, ""ascertaining of"" carries a degree of formality. In many cases, it's better to use more direct and simpler wording such as "determining" or "establishing".
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
84%
Authority and reliability
4.2/5
Expert rating
Real-world application tested