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
the extend to which
Grammar usage guide and real-world examplesUSAGE SUMMARY
"the extent to which" is a correct and commonly used phrase in written English.
It is often used to express the degree or level to which something is true or applicable. It can also be used to discuss the range or scope of something. Here are a few examples: - The extent to which social media impacts our daily lives is astounding. - We were surprised by the extent to which the project was delayed. - The government is currently conducting a study to determine the extent to which climate change has affected the region. - The success of the program will depend on the extent to which it is implemented effectively. - He was unsure of the extent to which the new policy would affect his job.
⚠ May contain grammatical issues
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
24 human-written examples
Since the performance of the proposed framework relies on the accuracy of the extended spectrum map, we studied the extend to which is affected by the environments of white space and the accuracy of spectrum sensing.
The extend to which John's verbal statements have dominated and shaped our responses to his work is striking.
News & Media
The findings of this experiment offer interesting insights into the extend to which different technologies and multiple spaces can be combined for orchestrating integrated complex collaborative practices.
Working is therefore a way of getting rid of an idea". The extend to which John's verbal statements have dominated and shaped our responses to his work is striking.
News & Media
The model helps demonstrate the extend to which the irradiance distribution and average fluence rate are affected as a function of distance and how they are affected by the UV-LED's radiation profile.
Conceding that the mere issue of a stock dividend makes the recipient no richer than before, the government nevertheless contends extent to which the gains accumulated by the extend to which the gains accumulated by the corporation have made him the richer.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
36 human-written examples
As proposed by Cramer et al (2008), adherence was defined as 'the extend to which a patient acts in accordance with the prescribed interval and dose of a dosing regimen' and persistence as 'the duration of time from initiation to discontinuation of therapy'.
Science
That divergence extends to which cases the court is willing to hear, says law professor Alan Morrison.
News & Media
The ban will also extend to Instagram, which Facebook owns.
News & Media
The scrutiny extended to Chatham, which was questioned by New Jersey officials over the matter.
News & Media
The similarities extend to the lackluster scroll wheel, which has little grip and gives no feedback, but it functions.
News & Media
Expert writing Tips
Best practice
Always use the correct phrase, "the extent to which", in formal writing. This maintains clarity and credibility.
Common error
Many writers mistakenly use "extend" instead of "extent" due to their similar sounds. "Extent" refers to the degree or scope of something, while "extend" means to lengthen or stretch out. Ensure you are referring to scope or degree, and use "extent" accordingly.
Source & Trust
81%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase, while grammatically incorrect, functions as a determiner phrase introducing a clause that specifies the degree or scope of something. Despite its incorrectness, Ludwig examples show its usage across various contexts. The correct form should be the phrase "the extent to which".
Frequent in
Science
60%
News & Media
24%
Formal & Business
8%
Less common in
Wiki
4%
Encyclopedias
4%
Academia
0%
Ludwig's WRAP-UP
The phrase "the extend to which" is a common misspelling of the correct phrase "the extent to which". Despite its frequent use, as shown by Ludwig's examples, it's considered grammatically incorrect. The intended meaning revolves around specifying the degree, scope, or impact of something. Although it appears across various registers, from scientific publications to news articles, writers should use the correct phrasing to maintain clarity and credibility. Ludwig AI flags the original query as incorrect, recommending the proper phrasing to ensure grammatical accuracy. Always remember to choose "extent" (scope or degree) over "extend" (to lengthen) when aiming to express the measure to which something applies or affects.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
to what extent
Asks about the degree or limit that something reaches or affects.
the degree to which
Focuses on the measurement of impact or influence rather than the scope.
the level to which
Emphasizes a hierarchical or ranked measurement of something.
to what degree
Directly questions the amount or level of something, often used in inquiries.
the scope to which
Highlights the range or breadth of something's influence or effect.
the measure to which
Emphasizes the quantification of an effect or action.
how far
Focuses on the distance or progression of an effect or influence.
the proportion to which
Highlights the relative amount or ratio of something in relation to a whole.
the reach of
Emphasizes the range or distance something can affect or influence.
the impact on
Focuses specifically on the effect or influence something has.
FAQs
What is the correct way to say "the extend to which"?
The correct phrasing is "the extent to which", which refers to the degree or scope of something.
How can I use "the extent to which" in a sentence?
Use "the extent to which" to indicate the degree or limit that something reaches or affects. For example, "The study examined the extent to which poverty affects educational attainment."
Is "the extend to which" grammatically correct?
No, "the extend to which" is grammatically incorrect. The correct phrase is "the extent to which".
What are some alternatives to "the extent to which"?
Alternatives include "the degree to which", "to what degree", and "the scope to which", depending on the specific nuance you want to convey.
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
81%
Authority and reliability
2.8/5
Expert rating
Real-world application tested