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
demonstrated to be valid
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "demonstrated to be valid" is correct and usable in written English.
You can use it when discussing evidence or research that supports the validity of a claim, theory, or method. Example: "The results of the experiment were demonstrated to be valid through rigorous testing and peer review."
✓ Grammatically correct
Science
News & Media
Formal & Business
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
However, this model is demonstrated to be valid only for a limited relative pressure range of 0.05 0.40.
By comparing the simulation results with the experimental data available, the model of steel wire ropes proposed in this paper is demonstrated to be valid and correct.
The theoretical description is demonstrated to be valid, notwithstanding the model accepted for explaining the origin of luminescence in porous silicon.
Science
But the two theories that underlie it, inflation and quantum physics, have been demonstrated to be valid.
News & Media
Both have demonstrated to be valid in order to detect the PUE attack anomalies.
Finally, analogies (4) through (7) have been demonstrated to be valid by the author [21 24].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
20 human-written examples
These publications highlight the need of security improvements related to virtual machines and virtualization techniques, concern that this paper demonstrates to be valid and urgent.
Further, inferences will have to rely on cases of inductive reasoning which are logically not valid and cannot be demonstrated to be universally valid.
Science
The current stochastic procedure is demonstrated to be a valid tool for the reconstruction of the composition of LCO gas oils and the simulation of the hydrotreating process.
Science
Measurement experiments using a coordinate measurement machine and a pitch measurement instrument are carried out, and the proposed pitch artifact is demonstrated to be fundamentally valid for accuracy evaluation.
Science
The use of the FLS manual skills tasks has been demonstrated to be a valid method for both teaching and assessing psychomotor skills in laparoscopic surgery based on randomized controlled studies (Westwood, Hoffman, Stredney, & Weghorst, 1998).
Expert writing Tips
Best practice
When using the phrase "demonstrated to be valid", ensure that you have evidence to support the claim. Clearly state the evidence or method used to demonstrate the validity.
Common error
Avoid using "demonstrated to be valid" without providing specific details or references to support the assertion. Always back up your claims of validity with concrete data or established methodologies.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "demonstrated to be valid" functions as a descriptor, attributing a quality of proven accuracy or effectiveness to a subject. It indicates that evidence or testing has confirmed the subject's validity. As Ludwig AI shows, this phrase frequently appears in scientific and academic contexts.
Frequent in
Science
88%
News & Media
6%
Formal & Business
6%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "demonstrated to be valid" is a grammatically correct and commonly used expression, particularly in scientific and formal contexts. It signifies that something has been proven accurate or effective through evidence or testing. While alternatives such as "proven to be valid" or "shown to be valid" exist, the choice depends on the specific nuance you wish to convey. Remember, according to Ludwig, it's crucial to provide supporting evidence when claiming that something is "demonstrated to be valid" to maintain credibility and avoid overstatement.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
proven to be valid
Replaces "demonstrated" with "proven", suggesting a more conclusive establishment of validity.
shown to be valid
Substitutes "demonstrated" with "shown", indicating that validity has been revealed or made apparent.
established as valid
Uses "established" instead of "demonstrated", implying that validity has been firmly recognized or accepted.
confirmed to be valid
Replaces "demonstrated" with "confirmed", emphasizing that validity has been verified or corroborated.
validated
Simplifies the phrase to a single verb, reducing the sentence's length while retaining the core meaning.
found to be valid
Replaces "demonstrated" with "found", suggesting that validity was discovered through a process of investigation.
deemed valid
Uses "deemed" instead of "demonstrated", indicating that validity has been judged or considered to be true.
recognized as valid
Emphasizes the acceptance of validity by others, rather than simply its demonstration.
authenticated as valid
Replaces "demonstrated" with "authenticated", highlighting that the validity has been officially verified.
verified to be valid
Similar to "confirmed", but with a slightly stronger emphasis on the act of checking and proving validity.
FAQs
How can I use "demonstrated to be valid" in a sentence?
You can use "demonstrated to be valid" to describe something that has been proven or shown to be accurate or effective. For example, "The new method was "proven to be valid" through rigorous testing."
What are some alternatives to "demonstrated to be valid"?
Alternatives include "proven to be valid", "shown to be valid", or simply "validated". The best choice depends on the specific context.
What's the difference between "demonstrated to be valid" and "considered valid"?
"Demonstrated to be valid" implies that there is evidence or proof to support the validity. "Considered valid" suggests that something is believed to be valid, but without necessarily having concrete evidence.
Is it redundant to say "demonstrated to be valid and reliable"?
While validity and reliability are related concepts, they are not interchangeable. Something can be reliable without being valid, and vice versa. Therefore, using both terms together can be appropriate when you want to emphasize both aspects of quality. For alternatives, you could use "proven to be effective" or "shown to be accurate", depending on the context.
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