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
immutable factor
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "immutable factor" is correct and usable in written English.
It can be used to describe a variable or element that remains unchanged regardless of circumstances or conditions. Example: "In our analysis, we identified the immutable factor that consistently influenced the outcome of the experiment."
✓ Grammatically correct
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 similar examples from authoritative sources
Similar Expressions
60 human-written examples
True, immutable factors like genetics, a family's medical baggage and just being born female determine much of the risk of breast cancer.
News & Media
This week Democracy in America talked with Mr Silver about polling, predictions and politics.DIA: Since you were able to predict so many 2008 races months ahead of time based on immutable factors, how much do political campaigns really matter?Mr Silver: There are two separate questions here: how much campaigns matter and how much candidates matter.
News & Media
This is the third in a three-part series of posts about the fundamentals of game design, in particular the seven immutable factors (I term them "constants") that both limit and empower gameplay.
News & Media
If one or both parents travel for work, time and distance are immutable factors that have major impacts on our ability to reconcile the needs of work and home.
News & Media
Although they are aware of CVD, they are more likely to attribute it to external or immutable factors such as stress and heredity, rather than modifiable risk factors such as high cholesterol, hyperglycaemia and smoking [ 14].
Science
In conclusion, prolonged biochemical control was achieved by continued cinacalcet therapy and factors associated with discontinuation and reinitiation indicate persistent use of and adherence to cinacalcet are impacted by a range of both modifiable and immutable factors.
Science
At recruitment (baseline), subjects provided information on immutable factors (age, sex, socioeconomic status) collected as "Socio-Economic Indexes for Areas (SEIFA) Index of Relative Socio-economic Disadvantage (IRSD)", 16 and the highest level of education and primary language at home.
Since age is an immutable risk factor of CHD, we performed an age-stratified analysis to study whether age influences the contribution of rs780093 to the risk of CHD.
Science
26 The great majority of AD cases are sporadic in origin, with older age, being female, vascular disease, head trauma, family history of dementia, and genetic factors (eg, apolipoprotein E [APOE] ε4 allele) as the mainly immutable risk factors.
Model covariates were organized into five domains: · Ascribed factors (immutable individual-level determinants); · Proximal factors (modifiable individual-level health behaviors); · Immediate factors (household-level mediators between proximal and intermediate factors); · Intermediate factors (community-level factors); and · Distal factors (system-level factors).
Science
Gilbert [ 32] has described a model that explicitly conceptualizes the relationship of oral health conditions with predisposing and enabling immutable and mutable factors, such as socio-demographics, parity (predisposing factors) and exposure to oral health counseling during pregnancy (enabling factors).
Science
Expert writing Tips
Best practice
When using "immutable factor", ensure the context clearly indicates the element's resistance to change. This term is particularly effective in scientific or analytical contexts where stability is crucial.
Common error
Avoid using "immutable factor" to describe something that is simply stable for the moment but could potentially change. Immutability implies a permanent and inherent resistance to change, not just a current state.
Source & Trust
60%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "immutable factor" functions as a noun phrase where "immutable" modifies "factor". It describes a factor that is unchangeable or constant. Ludwig AI confirms that the phrase is correct and usable in written 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
The phrase "immutable factor" denotes an unchangeable element or variable, commonly employed in scientific and analytical discussions. Ludwig AI verifies its grammatical correctness and usability. While examples are currently missing, related phrases such as "unchangeable element" and "fixed variable" offer similar meanings. When employing "immutable factor", ensure the context highlights its inherent resistance to change, avoiding its misuse for elements that are merely temporarily stable. The register is predominantly formal and scientific, reflecting its use in precise and objective contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Unchangeable element
Focuses on the aspect of not being able to be changed, very similar to the original phrase.
Fixed variable
Highlights the mathematical or scientific aspect of a factor that remains constant.
Constant determinant
Emphasizes the role of the factor as a cause or influence that is unwavering.
Invariable component
Focuses on the factor as a part of a larger system that does not change.
Static influence
Highlights the unchanging nature of the factor's effect.
Resistant aspect
Emphasizes the factor's resistance to alteration or modification.
Permanent feature
Focuses on the long-lasting and unalterable nature of the factor.
Established constraint
Highlights the limiting or restricting nature of the factor, which is fixed.
Unmodifiable condition
Focuses on the lack of ability to change the state or requirement.
Set parameter
Emphasizes the factor as a pre-determined and unchangeable value.
FAQs
How can I use "immutable factor" in a sentence?
You can use "immutable factor" to describe a variable or element that remains unchanged regardless of circumstances or conditions. For example: "In our analysis, we identified the immutable factor that consistently influenced the outcome of the experiment."
What are some alternatives to "immutable factor"?
You can use alternatives like "unchangeable element", "fixed variable", or "constant determinant" depending on the context.
In what contexts is it appropriate to use "immutable factor"?
"Immutable factor" is appropriate in contexts where you need to emphasize that a particular element or variable is inherently resistant to change, such as in scientific analysis, data modeling, or philosophical discussions.
What's the difference between "immutable factor" and "stable factor"?
"Immutable factor" implies a permanent and inherent resistance to change, while "stable factor" suggests something that is currently steady but could potentially change under different circumstances.
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
4.1/5
Expert rating
Real-world application tested