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
upon deeper inspection
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "upon deeper inspection" is correct and usable in written English.
It can be used when you want to indicate that a more thorough examination or analysis has been conducted. Example: "Upon deeper inspection, we found several errors in the report that needed to be addressed."
✓ Grammatically correct
News & Media
Science
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
The flood metaphor breaks down pretty quickly though upon deeper inspection.
News & Media
Also of interest, was that their IDSs and anti-virus did not successfully classify about 426,000 of the sessions as attacks, even though they were able to more correctly classify them as attacks upon deeper inspection of the shellcodes.
Science
As Ewell and Aites realized in making UTLTU, upon deeper inspection, the Norwegian black metal scene was more complex than a cohesive, militant whole.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
But clearly there's a need for a deeper inspection of the company's wares.
News & Media
— that is, more security, deeper inspection of how information [has been] accessed, copied, etc.
News & Media
And so, perhaps, a deeper inspection of "Cafe Terrace at Night" might reveal his intentions.
News & Media
Ever-deeper inspection of the sky has revealed a universe textured like a colossal sponge.
Science & Research
Multiplexing and demultiplexing do not require deep inspection on different layers of a slice.
Out: Deep Packet Inspection In: Deep Concerns About Online Tracking.
News & Media
He suggested that he intentionally wrote poems that seemed spontaneous and clear at first but that revealed deeper significances upon closer inspection.
Encyclopedias
I speak of the sector known as Deep Packet Inspection.
News & Media
Expert writing Tips
Best practice
Pair "upon deeper inspection" with specific details uncovered during the analysis to strengthen your argument and enhance credibility.
Common error
While "upon deeper inspection" is grammatically sound, overuse can make your writing sound overly formal or stilted. Vary your language by using simpler alternatives like "after looking closer" or "on closer examination" to maintain a natural tone.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "upon deeper inspection" functions as a prepositional phrase that typically introduces a clause or sentence. It indicates a condition or circumstance under which a new understanding or realization emerges. As confirmed by Ludwig AI, it's grammatically correct and usable.
Frequent in
News & Media
66%
Science
33%
Encyclopedias
0%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "upon deeper inspection" is a grammatically sound and useful expression for indicating a shift in understanding after a thorough examination. Ludwig AI confirms its correctness and usability. While not overly common, it is found in a variety of contexts, predominantly news and media, and science, carrying a neutral to formal tone. When writing, be mindful of the level of formality and consider simpler alternatives if a more casual tone is desired. This ensures clarity and conciseness in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
upon closer examination
A very similar phrase with a slight difference in emphasis. "Upon closer examination" is another way to convey a thorough review, emphasizing detail and care.
after further examination
Focuses on the act of examining in more detail.
on closer scrutiny
Emphasizes a more detailed and critical analysis.
with more thorough analysis
Highlights the depth and completeness of the analysis.
following in-depth investigation
Suggests a formal and detailed inquiry.
after a more careful look
Implies a deliberate and attentive review.
in light of further investigation
Indicates that new information has come to light through investigation.
with deeper consideration
Highlights the thoughtfulness and reflection involved.
after a more profound study
Suggests a more scholarly and insightful analysis.
taking a second look
Implies a re-evaluation after an initial assessment.
FAQs
How can I use "upon deeper inspection" in a sentence?
You can use "upon deeper inspection" to introduce a finding or realization that comes after a more thorough examination of something. For example: "The initial data seemed promising, but "upon deeper inspection", several flaws were revealed."
What's a simpler way to say "upon deeper inspection"?
Alternatives include "after closer examination", "on closer scrutiny", or "after further review". The best choice depends on the specific context and desired level of formality.
Is it better to say "upon deeper inspection" or "on deeper inspection"?
"Upon deeper inspection" is generally considered more formal and grammatically correct. "On deeper inspection" is sometimes used, but it's less common and can sound slightly awkward to some readers. It depends on the context and desired tone.
When is it appropriate to use "upon deeper inspection" in writing?
Use "upon deeper inspection" when you want to emphasize that a conclusion or understanding was reached only after a careful and thorough analysis. It's suitable for formal writing, reports, or academic papers where precision and detail are important.
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
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested