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
is not described
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is not described" is correct and usable in written English.
You can use it when indicating that something has not been detailed or explained in a particular context. Example: "The process for submitting the application is not described in the guidelines provided."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
is unavailable
is not founded
is not desired
is not written
is not determined
is absent
is not specified
is not mentioned
is not characterized
is not ascertained
remains unlocated
is not investigated
is not presented
is not defined
is not designated
is not understood
cannot be detected
is not present
is not found
cannot be located
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
Is there a noise term that is not described in the text?
Science
The operation is not described.
News & Media
The autoops tab is not described here.
Academia
Free-water movement is not described.
Science
Implementation and detailed design is not described in the paper.
Science
The behavior of Violet-bellied Hummingbird is not described in much detail.
Academia
The foraging behavior of Black-headed Saltator is not described in much detail.
Academia
Southern Bristle-Tyrant is insectivorous, but its diet is not described in much detail.
Academia
Drama in "The Truth" unfolds as if it were overheard, and is not described explicitly.
News & Media
What that means is not described in detail in the Kommersant article.
News & Media
It is not described in that way, but that is what it is.
News & Media
Expert writing Tips
Best practice
When using "is not described", consider adding a brief note about why the information is missing, or where it might be found, to provide additional context for the reader.
Common error
While "is not described" is grammatically correct, overuse of passive voice can make writing seem vague. Consider rephrasing to use active voice when possible to make your writing more direct and engaging.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is not described" functions as a passive voice construction, indicating the absence of information or detail. It's used to point out what has been omitted or left unexplained in a given context, according to Ludwig.
Frequent in
Science
57%
News & Media
23%
Academia
18%
Less common in
Encyclopedias
1%
Wiki
1%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "is not described" serves as a clear indicator of missing information or lack of detail, predominantly used across scientific, academic, and news-related content. Ludwig AI confirms its grammatical correctness and usability. While it is considered a common and acceptable phrase, one should avoid overusing passive voice constructions to ensure clarity and engagement. Related phrases such as "is not detailed" or "is not specified" can serve as effective alternatives depending on the specific nuance desired. Using "is not described" strategically manages reader expectations and clarifies the scope of the information presented.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is not detailed
Focuses on the absence of specific information or particulars.
is not specified
Emphasizes that something lacks explicit mention or designation.
is not outlined
Highlights the lack of a structured overview or plan.
is not explained
Indicates that a concept or process lacks clarification.
remains undefined
Suggests that a term or concept has not been formally established.
is not elaborated
Implies that further explanation or development is missing.
is not covered
Highlights that a topic has been omitted or excluded.
is not presented
Focuses on the lack of display or introduction of information.
is not mentioned
Indicates a complete absence of reference to something.
is unaddressed
Highlights the lack of attention or focus on a particular issue.
FAQs
How can I use "is not described" in a sentence?
You can use "is not described" to indicate that something lacks detail or explanation, for example: "The procedure for data analysis is not described in this manual."
What are some alternatives to "is not described"?
You can use alternatives like "is not explained", "is not detailed", or "is not specified" depending on the specific context.
When is it appropriate to use the phrase "is not described"?
It's appropriate when you need to clearly state that something has not been explained, detailed, or outlined within a given context. This helps set expectations for the reader.
Is "is not described" formal or informal?
"Is not described" is generally considered neutral and can be used in both formal and informal writing. However, in very formal contexts, you might consider alternatives like "remains undefined" or "is unaddressed".
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested