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
Not yet established
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "Not yet established" is correct and usable in written English.
It can be used to indicate that something has not been set up, confirmed, or finalized at the present time. Example: "The new policy is not yet established, so we will continue with the current guidelines until further notice."
✓ Grammatically correct
News & Media
Science
Academia
Encyclopedias
Alternative expressions(5)
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
60 human-written examples
The theory related to these phenomena is not yet established.
Don't assert what is not yet established by the facts.
News & Media
Police have not yet established a direct link with Isis.
News & Media
Officials said they had not yet established a motive.
News & Media
Rutgers has not yet established a foundation for LeGrand.
News & Media
Police have not yet established a motive for the slaying.
News & Media
The taxonomy of these organisms is not yet established.
Encyclopedias
However, preventive congestion management is not yet established in distribution grids.
Science
However, the design principles inherent to optimising this enhancement are not yet established.
Further, the die design requirement to avoid the defect has also been not yet established.
Science
However, numerical approaches for modeling solid liquid flows were not yet established.
Science
Expert writing Tips
Best practice
Use "Not yet established" to clearly indicate that something is still in development, under investigation, or lacks sufficient evidence for confirmation. It avoids making premature claims and sets appropriate expectations.
Common error
Avoid using "Not yet established" when sufficient evidence already exists. Ensure a thorough review of available data before characterizing something as unestablished.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "Not yet established" functions as an adjectival phrase, modifying a noun or concept by indicating its current state of being unconfirmed, undeveloped, or lacking sufficient evidence. As Ludwig AI confirms, the phrase is usable in written English.
Frequent in
Science
38%
News & Media
33%
Academia
12%
Less common in
Encyclopedias
3%
Wiki
1%
Formal & Business
1%
Ludwig's WRAP-UP
In summary, "Not yet established" is a versatile phrase used to indicate that something is currently unconfirmed, undeveloped, or lacks sufficient evidence. As Ludwig AI states, it is correct and usable in written English. It appears most frequently in scientific, news, and academic contexts, carrying a neutral to formal tone. Alternatives such as "Still to be determined" or "Not finalized" can be used depending on the nuances of the situation. When using "Not yet established", ensure that it accurately reflects the current state of knowledge and avoid assuming premature certainty. With 68 real-world examples, this analysis provides a thorough understanding of its proper usage.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Still to be determined
Focuses on the aspect of future determination rather than current lack of establishment.
Not finalized
Emphasizes the lack of a final decision or completion.
Not confirmed
Highlights the absence of validation or verification.
Under consideration
Indicates that something is being actively thought about or evaluated.
In progress
Focuses on the ongoing nature of development or creation.
Work in progress
Similar to 'In progress', but often implies a more developmental stage.
Not proven
Highlights the lack of evidence or validation.
Unsettled
Suggests a lack of resolution or agreement.
Up in the air
Idiomatic expression indicating uncertainty or undecided status.
In the balance
Suggests that the outcome is uncertain and dependent on various factors.
FAQs
How can I use "Not yet established" in a sentence?
You can use "Not yet established" to indicate that something is still being developed or investigated. For example, "The cause of the disease is "not yet established"."
What is a good alternative to "Not yet established"?
Alternatives include "still to be determined", "not finalized", or "under consideration", depending on the specific context.
Is it correct to say "Not established yet"?
While understandable, "Not yet established" is generally preferred in formal writing. "Not established yet" might be acceptable in informal contexts, but lacks the precision of "Not yet established".
What's the difference between "Not yet established" and "Unproven"?
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
4.6/5
Expert rating
Real-world application tested