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
could not measured
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "could not measured" is not correct in English.
The correct form should be "could not be measured." You can use the corrected phrase when discussing something that cannot be quantified or assessed. Example: "The impact of the new policy could not be measured accurately due to a lack of data."
⚠ May contain grammatical issues
Science
News & Media
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
1 human-written examples
Therefore, it is reasoned that FAP-expressing fibroblasts promoted the invasiveness of MiaPaCa-2 cells even in the absence of direct contact of these two cells, even though we could not measured the APCE level in culture medium.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Mortal men could not measure up.
News & Media
But like most polls, this one could not measure intensity.
News & Media
Mr Neumark and his colleagues could not measure wages directly.
News & Media
But the NASA satellites could not measure the total capacity of the aquifers.
News & Media
NEW ORLEANS — The college football recruiters could not measure Sean Smith and find a way to fit him into their backfield.
News & Media
More importantly, said Professor Sacerdote, the study could not measure many factors that go into a parent's style.
News & Media
"Up to now," he added "you could not measure what you can do with what you know.
News & Media
Just as science could not measure the existence of souls there was no experiment that could validate or deny the existence of God, he said.
News & Media
But, though she and her fellow researchers could not measure the effect of such better networking, she said she suspects that it plays only a minor overall role.
News & Media
If they were worried that priests would suffer from unjust or inflated accusations, their worst fears could not measure up to the mess parishes now find themselves in.
News & Media
Expert writing Tips
Best practice
Always use the correct passive form "could not be measured" when indicating something was impossible to quantify. This corrects the grammatical error and ensures clarity.
Common error
Ensure correct verb conjugation. Using "could not measured" is grammatically incorrect; the past participle requires an auxiliary verb, making "could not be measured" the accurate construction.
Source & Trust
83%
Authority and reliability
2.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "could not measured" functions as part of a clause expressing the inability to perform a measurement. However, it is grammatically incorrect. As Ludwig AI points out, the correct form is "could not be measured."
Frequent in
Science
55%
News & Media
40%
Formal & Business
5%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "could not measured" is grammatically incorrect. Ludwig AI suggests that the proper form is "could not be measured". While the intention is generally to convey an inability to quantify or assess something, its incorrect usage undermines clarity and professionalism, especially in formal contexts. It's more frequently seen in scientific and news-related contexts, although proper grammatical structure is essential for effective communication. Therefore, always use "could not be measured" or consider alternatives like "could not quantify" or "could not assess" to maintain grammatical accuracy and clarity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
could not be measured
Passive voice construction to correct the grammar.
could not quantify
Replaces "measured" with a synonym emphasizing numerical assessment.
could not assess
Uses a broader term for evaluation, not necessarily numerical.
could not determine
Focuses on the inability to establish something definitively.
could not evaluate
Similar to "assess", but slightly more formal.
was immeasurable
Expresses the inability to measure using an adjective.
defied measurement
Highlights the resistance to being measured.
was beyond quantification
Emphasizes that the thing in question is not suitable to be measured
could not gauge
Suggests an inability to make an approximate judgment
could not ascertain
Highlights that there were no ways to find the exact answer
FAQs
What's the correct way to say something was impossible to measure?
The grammatically correct way is "could not be measured". The phrase requires the auxiliary verb "be" to form the passive voice. For example, "The impact of the policy "could not be measured" accurately."
What are some alternatives to "could not be measured"?
Depending on the context, you can use alternatives such as "could not be quantified", "could not be assessed", or "was immeasurable".
Is "could not measured" grammatically correct?
No, "could not measured" is grammatically incorrect. The correct form is "could not be measured", which uses the passive voice and requires the auxiliary verb "be".
How does the meaning change when using "could not assess" instead of "could not be measured"?
"Could not assess" implies a broader evaluation was impossible, while "could not be measured" specifically indicates a lack of quantifiable data. The choice depends on whether you're referring to a general evaluation or a numerical measurement.
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
2.1/5
Expert rating
Real-world application tested