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
is well determined
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is well determined" is correct and usable in written English.
It can be used in contexts where you want to express that something is clearly defined or established. Example: "The outcome of the experiment is well determined by the parameters set at the beginning."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
is reliably substantiated
is well demonstrated
is thoroughly verified
is well controlled
is well corroborated
is well calculated
is well documented
is well disciplined
is well confirmed
is properly assessed
is definitively established
is also confirmed
is well founded
is well delineated
is widely acknowledged
is well proven
is well clarified
is so confirmed
is well elucidated
is unequivocally validated
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
10 human-written examples
While the descent trajectory of MASCOT is well determined before its release, its behavior once it touches the surface of Ryugu remains a great unknown.
Science
A clear protocol should be designed where the role of each level of health care is well determined and information provided to the couple on the proposed plan of action.
(3) The temporal and spatial profile of the radiant power is well determined.
Science
Note it is unclear that wild-type ANK R-AS fluorescence afluorescenceell determined.
Science
Under in vivo conditions, fiber type composition of mammalian skeletal muscles is well determined during postnatal development [ 42, 43].
Science
This regulatory weight is well determined qualitatively, i.e. the independent confidence intervals fall entirely into one category and therefore the type of the regulation can be concluded.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
The very low levels of radioactivity involved are well determined and given the instructions issued by the MoD this risk is near negligible.
News & Media
Comet masses have not been well determined, but most are probably less than 1018 grams, one billionth the mass of Earth.
Encyclopedias
In the first, a clearly identifiable type of star is used as a reference standard because its luminosity has been well determined.
Encyclopedias
About two dozen open clusters are known to contain Population I Cepheids, and since the distances of these clusters can be determined accurately (see below), the absolute magnitudes of those Cepheids are well determined.
Encyclopedias
The locations of these rupture starting points of SMGAs are well determined by the data.
Science
Expert writing Tips
Best practice
Use "is well determined" when you want to convey that something has been established with a high degree of certainty and clarity, often based on empirical evidence or rigorous analysis.
Common error
Avoid using "is well determined" in situations where the determination is based on opinion or subjective judgment rather than objective data. It's more appropriate for factual claims or scientifically validated conclusions.
Source & Trust
81%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is well determined" primarily functions as a descriptive adjective phrase. It characterizes a subject by asserting that it has been accurately and definitively established. Ludwig's examples showcase its use in describing scientific findings, processes, or parameters.
Frequent in
Science
70%
Encyclopedias
20%
News & Media
10%
Less common in
Formal & Business
0%
Social Media
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "is well determined" functions as an adjective phrase used to describe something that has been accurately and definitively established. As Ludwig AI highlights, the phrase is grammatically correct and mostly employed in formal and scientific contexts to convey certainty and reliability. While not exceedingly common, it is suitable when you aim to emphasize the rigorous establishment of a fact or value. The examples from Ludwig AI showcase its usage across scientific articles, encyclopedia entries and news media, illustrating its role in communicating validated information.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is clearly defined
Emphasizes the clarity and lack of ambiguity in the definition of something.
is precisely established
Highlights the accuracy and firmness with which something has been set or proven.
is accurately ascertained
Focuses on the correctness and reliability of the determination process.
is definitively known
Stresses the conclusive nature of the knowledge about something.
is thoroughly established
Indicates that something has been proven or set up completely and comprehensively.
is firmly resolved
Suggests that any previous doubts or uncertainties have been completely eliminated.
is reliably measured
Emphasizes the dependability and consistency of the measurement process.
is correctly identified
Focuses on the accuracy of recognizing or classifying something.
is properly assessed
Highlights the suitability and correctness of the evaluation method used.
is validly determined
Underlines the legitimacy and soundness of the determination.
FAQs
How can I use "is well determined" in a sentence?
Use "is well determined" to indicate that something has been clearly established or accurately ascertained. For example, "The reaction mechanism is well determined through spectroscopic analysis."
What phrases are similar to "is well determined"?
Alternatives include "is clearly defined", "is precisely established", or "is accurately ascertained" depending on the context.
When is it appropriate to use "is well determined" in scientific writing?
In scientific writing, use "is well determined" to refer to parameters, relationships, or phenomena that have been rigorously measured, tested, and validated through experiments or observations. For example, "The crystal structure of the protein is well determined using X-ray diffraction."
Is there a difference between saying something "is well determined" and "has been well determined"?
While both are grammatically correct, "is well determined" typically refers to a current state of knowledge, whereas "has been well determined" implies a process that has concluded and established the knowledge. The choice depends on whether you want to emphasize the current state or the historical process of determination.
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
4.3/5
Expert rating
Real-world application tested