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
connection is valid
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "connection is valid" is correct and usable in written English.
It can be used in contexts where you are confirming the legitimacy or correctness of a connection, such as in technical discussions or data analysis. Example: "After running the tests, I can confirm that the connection is valid and data is being transmitted correctly."
✓ Grammatically correct
Science
News & Media
Alternative expressions(1)
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
2 human-written examples
This connection is valid not only for a composite sphere, but also for a matrix-based composite reinforced by many randomly distributed spheres of the same size, and can be viewed as an analog of Levin's formula for composites with surface effects.
Entities distanced by more than one step in the data model can be associated with each other by complex queries which transverse several nodes within the graph and aggregate information to decide whether a connection is valid.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Double-plus points to anyone reading in Homeric Greek (although that's not by any means necessary – any way of making a connection with Homer is valid).
News & Media
The connection is entirely valid and well-documented; it's just that no one likes the information.
News & Media
When seen in the context of the whole panel of successive images the reviewer can clearly see that the intercisternal connection is a valid one.
Science
The proposed engineering failure criterion is the true strain magnitude, which is valid for bonded connections in form of linear beads for cohesive failure of the adhesive.
Their point is valid.
News & Media
And "international" is valid.
News & Media
Whatever brings comfort is valid.
News & Media
But the impulse is valid.
News & Media
It is valid through April.
News & Media
Expert writing Tips
Best practice
When using the phrase "connection is valid", ensure that you provide context or evidence to support the claim. Clearly articulate the basis for the connection's validity to enhance credibility.
Common error
Avoid asserting that a "connection is valid" without providing sufficient justification or evidence. Unsupported claims of validity can undermine the strength of your argument or analysis.
Source & Trust
84%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "connection is valid" primarily functions as a declarative statement used to affirm the legitimacy, accuracy, or soundness of a relationship or link. As seen in Ludwig's examples, it confirms a link's veracity based on established criteria or evidence.
Frequent in
Science
33%
News & Media
33%
Formal & Business
16%
Less common in
Encyclopedias
8%
Wiki
8%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "connection is valid" is a grammatically correct and usable expression employed to affirm the legitimacy or accuracy of a relationship or link. As highlighted by Ludwig, its contexts range from scientific analyses to news reporting. While not extremely common, it is a useful phrase for clearly establishing the soundness of a connection. When using "connection is valid", ensure you provide appropriate justification to support your claim.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the link is legitimate
Replaces "connection" with "link" and "valid" with "legitimate", slightly changing the nuance but maintaining the core meaning.
the relationship is sound
Substitutes "connection" with "relationship" and "valid" with "sound", suggesting a robust and well-founded association.
the correlation is confirmed
Replaces "connection" with "correlation" and "valid" with "confirmed", emphasizing empirical verification.
the association is accurate
Changes "connection" to "association" and "valid" to "accurate", highlighting the precision of the link.
the argument holds
Shifts the context to argumentation, replacing "connection" with an implicit logical link and "valid" with "holds", indicating logical consistency.
the reasoning is correct
Focuses on the validity of the reasoning process, replacing "connection" with the broader concept of reasoning.
the data is verified
Emphasizes data validation, suitable in contexts where data integrity is paramount.
the inference is justified
Focuses on the justification of an inference drawn from the connection.
the premise is true
Highlights the truthfulness of a foundational premise upon which the connection is based.
the rationale is substantiated
Emphasizes the thorough support and evidence for the underlying rationale of the connection.
FAQs
How can I use "connection is valid" in a sentence?
You can use "connection is valid" to confirm the legitimacy of a link or relationship, such as, "After rigorous testing, the connection between these variables "is valid"." It's often used in technical or analytical contexts.
What are some alternatives to saying "connection is valid"?
Alternatives include phrases like "the "link is legitimate"", "the "relationship is sound"", or "the "correlation is confirmed"", depending on the specific context.
Is it more appropriate to say "the connection is valid" or "the connection is legitimate"?
Both "connection is valid" and "connection is legitimate" are appropriate. "Valid" emphasizes the logical or factual correctness, while "legitimate" highlights its accordance with rules or standards. The best choice depends on the specific nuance you wish to convey.
When should I use "connection is valid" instead of "connection is strong"?
"Connection is valid" is used when you want to emphasize that the link or relationship exists and is logically or factually sound. "Connection is strong" focuses on the degree of influence or correlation between the connected elements. For example, "The data suggests a strong connection, but further research is needed to ensure the connection "is valid"".
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
84%
Authority and reliability
4.3/5
Expert rating
Real-world application tested