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
By what used
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "By what used" is not correct in English and does not convey a clear meaning.
It seems to be an incomplete or incorrect construction and cannot be used in written English as it stands. Example: "By what used" does not form a coherent sentence, so no example can be provided.
⚠ May contain grammatical issues
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
15 human-written examples
Since then our lives had been marked more by what used to be than what could be.
News & Media
"People feel let down by what used to be called 'Let's Kick Racism Out of Football'," he said.
News & Media
"I think people feel let down by what used to be called 'Let's Kick Racism Out of Football'.
News & Media
The Today programme solemnly reads out newspaper headlines each morning because, in print or online, the agenda is still mainly set by what used to be Fleet Street.
News & Media
The Heath story is underpinned not by what used to be called "evidence", but by a deluge of vague and anonymous "claims".
News & Media
Ancillary Justice is narrated by what used to be the military space ship Justice of Toren, which now animates one possessed soldier.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
43 human-written examples
Founded by Lloyd Tabb, Looker is aiming to disrupt the business intelligence space by turning what used to be programming queries into those based on natural language.
News & Media
Developers are expanding the boundaries of Chelsea northward by turning what used to be manufacturing districts along Seventh Avenue and the Avenue of the Americas into housing sites.
News & Media
We are doing so by migrating what used to be in private to the public world, and making the semiprivate the province of the wealthy.
News & Media
Meanwhile the costs of electoral campaigns skyrocketed, driving the parties into the pockets of concentrated capital, increasingly financial: the Republicans reflexively, the Democrats -- by now what used to be moderate Republicans -- not far behind.
News & Media
For CB concentration, we used the value of 100 µM which is between what used by Schmidt et al. ([13]) and what reported by Maeda et al. ([19]).
Science
Expert writing Tips
Best practice
When aiming for clarity, replace the phrase "By what used" with more precise alternatives like "By what method" or "By what means" to specify how something was accomplished.
Common error
Don't rely on the phrase "By what used" without clarifying its context. Ensure your sentence clearly indicates the tool, technique, or resource you're referencing.
Source & Trust
60%
Authority and reliability
1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "By what used" is grammatically incomplete and lacks a clear function. It does not form a coherent grammatical structure and requires additional context to convey a meaningful idea. Ludwig AI indicates it is not correct in English.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "By what used" is grammatically incorrect and lacks clarity in standard English. As Ludwig AI states, it does not convey a clear meaning. It's recommended to replace it with more precise alternatives such as "By what method" or "By what means" to ensure effective communication. Due to its lack of correct usage and absence from authoritative sources, it's best to avoid this phrase in both formal and informal contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
By what method
Replaces 'used' with 'method' to focus on the specific procedure or technique employed.
By what means
Substitutes 'used' with 'means' to emphasize the resources or tools utilized.
Using what was
Reorders the phrase to create a clearer, grammatically correct sentence structure.
Based on what was used
Adds 'based on' to indicate a foundation or starting point.
Through the use of what
Emphasizes the process or action of using something.
By employing what
Replaces "used" with "employing" to convey a more formal tone.
Via what was utilized
Replaces 'used' with 'utilized' to provide a more sophisticated vocabulary.
By virtue of what
Emphasizes the authority or power behind what is being used.
By way of what
Highlights the path or route taken by the tool or resource.
By implementing what
Focuses on the act of putting something into effect or practice.
FAQs
What are some alternatives to "By what used"?
Consider using phrases like "By what method", "By what means", or "Using what was" depending on the intended meaning.
How can I improve the clarity of a sentence containing "By what used"?
Replace "By what used" with more descriptive language that specifies the tool, technique, or resource employed. For example, instead of "By what used", try "By "what method"" or "By "what means"".
Is "By what used" grammatically correct?
No, the phrase "By what used" is not grammatically correct in standard English. It's better to rephrase it for clarity and grammatical accuracy.
What is the difference between "By what used" and "Using what was"?
"By what used" is grammatically incorrect, whereas "Using what was" is a grammatically correct phrase that can be used to indicate the use of something from the past. For example: "Using "what was" available, they built a shelter."
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
60%
Authority and reliability
1/5
Expert rating
Real-world application tested