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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
unable to decipher
Grammar usage guide and real-world examplesUSAGE SUMMARY
'unable to decipher' is correct and usable in written English.
You can use it to describe someone's inability to comprehend a particular message or some other kind of writing. For example, "The hieroglyphics were so complex that they were unable to decipher the writing."
✓ Grammatically correct
News & Media
Academia
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
40 human-written examples
I was unable to decipher the club's secret knock.
News & Media
I am a college graduate but am unable to decipher most Medicaid correspondence.
News & Media
We're unable to decipher her nationality at the moment," a sergeant said.
News & Media
Japanese cryptographers were unable to decipher the code, which helped the United States.
News & Media
Ms. Gagnier also fears that judges would be unable to decipher new laws.
News & Media
It is as if the government is attuned to architecture's symbolic power, but unable to decipher its meanings.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
20 human-written examples
He was seen as a powerful close adviser to the pope, unlike Lombardi, who is well-liked but often seen as unable to authoritatively decipher the intentions of Francis.
News & Media
The students were either unable or unwilling to take the time to decipher the statistical and epidemiological concepts in the paper without the direct intervention of the tutor, perpetuating an unwillingness to engage with the teaching materials.
Science
Police have confirmed they were unable to access these messages, and were left trying to decipher publicly available information circulating on the internet.
News & Media
That means that if a government agency had a wiretapping order for your Signal messages, Open Whisper Systems would not have the key to decipher the messages and would be unable to comply.
News & Media
Even our National Security Agency is unable to interdict and decipher all of the data bits that emanate from known ISIS operatives.
News & Media
Expert writing Tips
Best practice
Specify what exactly could not be deciphered. For example, instead of saying "They were unable to decipher", clarify with "They were unable to decipher the ancient text."
Common error
Avoid vague passive constructions that obscure who is unable to decipher. For example, instead of writing "The code was unable to be deciphered", specify who was unable to do so: "The cryptographers were unable to decipher the code."
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "unable to decipher" functions as an adjective phrase combined with a verb, describing the state of being incapable of understanding or interpreting something. Ludwig confirms that this is correct and usable in written English.
Frequent in
News & Media
51%
Science
24%
Academia
14%
Less common in
Wiki
5%
Formal & Business
2%
Reference
0%
Ludwig's WRAP-UP
In summary, "unable to decipher" is a common and grammatically correct phrase used to express an inability to understand or interpret something. Ludwig confirms its validity and usability. It appears frequently in "News & Media", "Science", and "Academia", suggesting a neutral register suitable for diverse contexts. When using this phrase, ensure clarity by specifying who or what is having difficulty deciphering and avoid vague passive constructions. Consider alternatives like ""incapable of understanding"" or ""cannot comprehend"" depending on the specific nuance you wish to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
incapable of understanding
Focuses on a general lack of capacity to grasp meaning.
cannot comprehend
Highlights an inability to fully grasp the meaning or significance.
unable to grasp
Focuses on a lack of mental hold or understanding of something.
failed to interpret
Emphasizes the lack of successful interpretation.
unable to fathom
Highlights a profound inability to understand or explore the depths of something.
could not make out
Suggests difficulty in visually or mentally discerning something.
beyond my comprehension
Expresses that something is too complex to be understood.
baffled by
Indicates confusion and an inability to understand.
at a loss to explain
Highlights an inability to find an explanation or reason.
struggled to understand
Emphasizes the effort involved, yet unsuccessful, in gaining comprehension.
FAQs
How can I use "unable to decipher" in a sentence?
You can use "unable to decipher" to describe an inability to understand or interpret something. For example, "The expert was "unable to decipher" the complex code."
What are some alternatives to "unable to decipher"?
Some alternatives include "incapable of understanding", "cannot comprehend", or "failed to interpret", depending on the specific context.
Is it better to use "unable to decipher" or "difficult to decipher"?
"Unable to decipher" emphasizes the lack of ability, while "difficult to decipher" highlights the inherent challenge. The better choice depends on whether you want to focus on someone's capability or the complexity of the task. For example, you can see the differences by using in this contexts "unable to decipher" or "difficult to decipher".
What does it mean when someone is "unable to decipher" something?
It means they lack the skills, knowledge, or information needed to understand or interpret it correctly. It indicates a failure in comprehension or interpretation.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested