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
incompatible
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "incompatible" is correct and usable in written English.
You can use the word to describe two things that cannot work together or two people who cannot get along. For example, "The two software programs were incompatible, so they could not be used together."
✓ Grammatically correct
News & Media
Formal & Business
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
60 human-written examples
Related: Great Barrier Reef shouldn't be on 'in danger' list for now, says Unesco In a report released on Saturday, the committee says it "has repeatedly reiterated its position that mineral exploration and exploitation is incompatible with world heritage status".
News & Media
The idea we have got to consume less is incompatible with the culture of the moment".
News & Media
It has taken on the character of an existential battle between two incompatible worldviews.
News & Media
"It looks like a stalling mechanism to get large shareholders on board but from a grass roots level commitments to tackling climate change and continuing with tar sands are incompatible".
News & Media
Crucially, Abbott's "enemies" have failed to come to terms with the characteristics of the new global phase of capitalism: that capitalism and democracy are becoming increasingly incompatible and business wants to completely free itself from democratic regulation.
News & Media
According to an analysis by a divinity professor and an education specialist known for designing courses on "traditional morality", the photographs showed an "immoral transgression incompatible with conducting educational functions".
News & Media
Sooner or later, Tsipras has to decide what he wants to do: continue with a populist approach that is incompatible with euro membership or return reluctantly to the policies that have been pursued by the centre-left and centre-right governments since the crisis erupted.
News & Media
"We will not engage in it again," he will say, because it is "incompatible" with a new commitment to pay tax.
News & Media
– It is difficult to conceive why they should select a situation apparently so ineligible, and so incompatible with their usual shy and cautious habits, as the centre of a large town; but we hope they will not be molested, and that they will have no cause to repent the confidence they have thus reposed in mankind.
News & Media
He said during a White House briefing: "It's also incompatible with Russian assurances that they do not want Mr Snowden to further damage US interests".
News & Media
Luker and three other former opponents of the bill voted in favor of it on Monday, after it had been amended to say that the state could not enforce any orders incompatible with Idaho law.
News & Media
Expert writing Tips
Best practice
When using "incompatible", clearly specify what two or more things are not able to coexist or function together. This provides context and clarity for the reader.
Common error
Avoid using "incompatible" when "different" or "unconventional" is more accurate. "Incompatible" suggests a fundamental inability to work together, not just a deviation from the norm.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "incompatible" is as an adjective. It modifies nouns to describe something that cannot coexist or function harmoniously with something else. As confirmed by Ludwig, the word is grammatically correct and usable in written English.
Frequent in
News & Media
36%
Formal & Business
32%
Science
32%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "incompatible" functions as an adjective indicating a lack of harmonious coexistence or functional suitability. Ludwig AI confirms its grammatical correctness and usability across diverse contexts. Its register ranges from neutral to formal, commonly appearing in News & Media, Formal & Business, and Science publications. When using "incompatible", ensure that you specify what is unable to coexist or function together. Avoid using it when a weaker term like "different" would be more accurate. Related terms include "irreconcilable", "unsuited", and "mismatched". Given its high frequency and broad applicability, "incompatible" is a valuable word to have in your vocabulary.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
irreconcilable
Highlights the impossibility of resolving differences or conflicts.
unsuited
Emphasizes a lack of fitness or appropriateness for a particular purpose or situation.
mismatched
Focuses on the lack of correspondence or suitability between two or more things.
conflicting
Suggests active opposition or disagreement between entities.
antagonistic
Implies active hostility or opposition, rather than simple lack of compatibility.
discordant
Highlights a lack of harmony or agreement, often in a musical or aesthetic sense.
unharmonious
Indicates a lack of agreement or pleasing combination.
incongruous
Stresses the inappropriateness or absurdity of combining dissimilar elements.
unmixable
Focuses on the physical or chemical inability to combine or blend.
at odds
Suggests disagreement or conflict, particularly between people or ideas.
FAQs
How can I use "incompatible" in a sentence?
You can use "incompatible" to describe things that cannot coexist or work together, such as "The two software programs are "incompatible"" or "Their personalities were "incompatible"".
What are some alternatives to the word "incompatible"?
Alternatives include "irreconcilable", "unsuited", or "mismatched", depending on the specific context.
Is it correct to say something is "highly incompatible"?
Yes, you can use adverbs like "highly" to modify "incompatible" to emphasize the degree of incompatibility. For example, "The two systems were highly "incompatible"".
What's the difference between "incompatible" and "inconsistent"?
"Incompatible" means unable to exist together or work together, while "inconsistent" means not staying the same throughout. While they can sometimes overlap, "incompatible" focuses on the inability to coexist, and "inconsistent" focuses on a lack of uniformity.
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
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested