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 usable
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is not usable" is correct and usable in written English.
It can be used to indicate that something cannot be used or is not functional in a particular context. Example: "The software update is not usable due to compatibility issues with older systems."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
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
43 human-written examples
"It is a criticism of war, because the gun is not usable," Tsumura told me.
News & Media
The General did not directly answer the question but stated, "The runway there is not usable.
News & Media
Moreover, if the government's evidence is not "usable" in court because of the brutal methods employed to obtain it, then surely it is not "usable" or reliable enough to justify long-term imprisonment without charge or trial.
News & Media
"There is a mix of DNA due to contamination and it is not usable as proof," said Sollecito's lawyer, Giulia Bongiorno, before entering court today.
News & Media
In Manhattan and the Bronx, an appellate court has ruled that the reduction would be based on the portion of the terrace that is not usable by the tenant.
News & Media
This is an improvement over radiocarbon dating, which becomes less reliable at ages over 30,000 years and is not usable in dating art unless the pigment contained carbon.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
17 human-written examples
The real argument against it, however, is not that it isn't usable, but that it will never be improved.
News & Media
Yeah, this beta, while neat and everything, isn't usable on private BitTorrent trackers yet like What.cd and HDBits.
News & Media
For example, strum the electric by itself and you barely get a tone; it isn't usable until it is amplified.
Wiki
She added: "The collection was not usable".
News & Media
Love that was not usable, that knew its place.
News & Media
Expert writing Tips
Best practice
When using "is not usable", ensure the reason for its unusability is clear to provide context and avoid ambiguity.
Common error
Avoid using "is not usable" without specifying why something is unusable. Provide context to clarify the limitation, preventing misinterpretation.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is not usable" functions as a predicate adjective, describing the state of a noun (e.g., tool, data, system) as being unfit or impossible to use. Ludwig examples show its broad applicability in conveying this state.
Frequent in
Science
32%
News & Media
32%
Wiki
12%
Less common in
Formal & Business
4%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "is not usable" is a common and grammatically correct phrase used to describe something that cannot be used effectively or at all. Ludwig AI confirms its appropriate usage across various contexts, particularly in science, news, and media. When using this phrase, it's essential to provide context explaining why something "is not usable" to ensure clarity. Consider alternatives such as "is not functional" or "cannot be used" for variety in your writing. Overall, this phrase serves to communicate limitations and prevent misinterpretations effectively.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
cannot be used
Focuses on the inability to employ something for its intended purpose.
is not functional
Highlights a lack of proper operation or effectiveness.
is inoperable
Emphasizes a complete inability to function or operate.
is out of order
Suggests a temporary or permanent state of being non-functional.
is not working
Indicates a failure to perform the intended task or function.
is ineffective
Stresses the lack of desired results or impact.
is impractical
Highlights the unsuitability for real-world application or use.
is unfit for purpose
Emphasizes the unsuitability for a specific intended use.
is broken
Indicates a state of being damaged or non-functional due to physical impairment.
is defunct
Implies a state of no longer existing or functioning.
FAQs
How can I use "is not usable" in a sentence?
You can use "is not usable" to describe something that cannot be used effectively or at all. For example, "The damaged tool "is not usable" for the project".
What are some alternatives to "is not usable"?
Alternatives include "is not functional", "cannot be used", or "is inoperable", depending on the context.
Is there a difference between "is not usable" and "is unusable"?
While both convey a similar meaning, "is not usable" is slightly more formal and emphasizes the current state, whereas "is unusable" might imply an inherent quality. The best phrase depends on the context of your writing.
When should I use "is not usable" instead of "is not suitable"?
"Is not usable" indicates an inability to be used at all, while "is not suitable" implies it could be used but "is not appropriate" for a particular purpose. Choose the phrase that accurately reflects the situation.
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