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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
impossible to discern
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "impossible to discern" is correct and usable in written English.
It can be used when describing something that cannot be understood, identified, or perceived clearly. Example: "The details of the ancient manuscript were so faded that they were impossible to discern."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(18)
impossible to identify
undetectable
imperceptible
indistinguishable
difficult to perceive
obscure
unnoticeable
unfathomable
beyond comprehension
elusive
difficult to discern
impossible to distinguish
impossible to ascertain
impossible to know
impossible to grasp
able to discern
impossible to differentiate
not detectable
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
"But it's impossible to discern how many.
News & Media
The subtlety of his part writing was impossible to discern.
News & Media
Sometimes cultural differences are all but impossible to discern.
News & Media
At the moment it's almost impossible to discern, even on cable.
News & Media
And if she has made an attempt to escape Madonna's shadow it is impossible to discern.
News & Media
How these two forces balance against the executive control of SCAF is nigh impossible to discern.
News & Media
It is impossible to discern any principle behind which pays what.
News & Media
"No, never," he insisted, although whether that was fact or kidology was impossible to discern.
News & Media
Since, it is impossible to discern the cats' jumps by tracking the photon density.
Science & Research
How they came to be there was impossible to discern and we couldn't safely ask them.
News & Media
But it's impossible to discern the albino right in front of them.
News & Media
Expert writing Tips
Best practice
Use "impossible to discern" when you want to emphasize a complete lack of ability to perceive or understand something due to extreme subtlety, obfuscation, or absence of clear signals. It adds a strong sense of uncertainty or mystery.
Common error
Avoid using "impossible to discern" in situations where 'difficult to see' or 'hard to understand' would suffice. The phrase carries a strong connotation of complete inability, so reserve it for scenarios where perception or understanding is truly unattainable.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "impossible to discern" functions as an adjective phrase modifying a noun or pronoun. It typically describes something that cannot be perceived or understood clearly. Ludwig AI confirms its correct usage and the examples illustrate its application in various contexts.
Frequent in
News & Media
50%
Science
40%
Formal & Business
10%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "impossible to discern" is a grammatically correct and frequently used expression that conveys a complete inability to perceive, understand, or distinguish something. Ludwig AI confirms its validity. It finds application across diverse contexts, notably in news, scientific, and formal writing, as evidenced by its prevalence in sources such as The New York Times and The Guardian. Related phrases like "undetectable" or "indistinguishable" can serve as alternatives, depending on the specific nuance required. When using this phrase, it's best to reserve it for situations where perception or understanding is genuinely unattainable, avoiding overuse in simpler scenarios.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
indistinguishable
Emphasizes the inability to tell the difference between two or more things.
difficult to perceive
Directly states that something is hard to notice or become aware of through the senses.
imperceptible
Highlights that something is so subtle or gradual that it cannot be easily noticed or perceived.
undetectable
Focuses on the inability to detect something, often due to its subtlety or absence of clear signals.
obscure
Implies that something is vague, uncertain, or not clearly expressed or understood.
not detectable
Similar to "undetectable", stressing the lack of ability to find or sense something.
unnoticeable
Focuses on the fact that something does not attract attention or is not easily observed.
unfathomable
Highlights the difficulty in exploring or understanding something deeply.
beyond comprehension
Indicates that something is impossible to understand or grasp.
elusive
Suggests that something is difficult to catch, find, understand, or achieve.
FAQs
How can I use "impossible to discern" in a sentence?
You can use "impossible to discern" to describe situations where something is completely unclear or undetectable. For example, "It was impossible to discern the truth from the lies" or "The faint markings on the ancient scroll were impossible to discern".
What are some alternatives to "impossible to discern"?
Some alternatives include "undetectable", "imperceptible", or "indistinguishable". The best choice depends on the specific context and the nuance you wish to convey.
When is it appropriate to use "impossible to discern" instead of "difficult to discern"?
"Impossible to discern" should be used when something is entirely beyond perception or understanding. If there's still some possibility of perceiving or understanding with effort, "difficult to discern" is more appropriate.
Is "impossible to discern" a formal or informal phrase?
"Impossible to discern" is suitable for both formal and informal contexts. While it's not overly technical, it conveys a strong sense of uncertainty and inability, making it appropriate for various types of writing and speech.
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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