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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
In the fixity of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "In the fixity of" is correct and usable in written English.
It can be used to describe a state of being fixed or unchanging, often in a philosophical or abstract context. Example: "In the fixity of time, we find solace in the permanence of our memories."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(2)
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
2 human-written examples
He believed in the fixity of species.
News & Media
Buffon held a somewhat idiosyncratic (and occasionally inconsistent) view of nature, believing in the fixity of species while refusing to accept the reality of higher taxa.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
Darwin's story is a microcosm of what science is all about: how a young person imbued with the current beliefs of his day which were in agreement with religious beliefs on the "fixity of species" (in other words, evolution does not occur), eventually convinced himself that there must be an explanation of the origin of species in natural, scientific terms.
Deconstruction as a philosophical and critical movement aroused a good deal of animosity because it questioned the fixity of meaning in language.
Encyclopedias
By having recourse to the fixity of entities in the divine knowledge, Ibn 'Arabî is able to say that the dispute between theologians and philosophers over the eternity of the world goes back to their perception of the entities.
Science
Second, substances are manifest in essences and these cannot be identified in their species form since motion denies the fixity of the species (and genus) boundaries that define the essence.
Science
However, a somewhat pat ending and the fixity of the characters in their respective faults — he sternly taciturn, she pitifully self-abnegating — rob the narrative of resonance.
News & Media
However, a somewhat pat ending and the fixity of the characters in their respective faults—he sternly taciturn, she pitifully self-abnegating rob the narrative of reself-abnegating rob
News & Media
The biogeographical patterns Charles Darwin observed in places such as the Galápagos Islands during the second voyage of HMS Beagle caused him to doubt the fixity of species, and in 1837 Darwin started the first of a series of secret notebooks on transmutation.
Wiki
We did, however, include additional items on the fixity of species, not included in the MATE.
Other advantages of bone coverage with pericranial flap and Integra in scalp large defect are the flexibility and pliability of the reconstructed area compared to the fixity of Integra apposed straight to the bone in case of survival of the template [ 10].
Expert writing Tips
Best practice
When using "in the fixity of", ensure that the context involves abstract concepts, philosophical arguments, or scientific theories where the idea of immutability or established states is relevant. Overuse in common parlance can sound overly formal.
Common error
Avoid using "in the fixity of" when describing situations that are inherently changing or evolving. This phrase is best suited for static conditions or established principles, not for scenarios involving flux or transformation.
Source & Trust
86%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in the fixity of" functions as a prepositional phrase, often used to introduce a discussion or argument centered on the unchanging or established nature of something. Ludwig highlights its use in contexts ranging from species in biology to entities in divine knowledge.
Frequent in
Science
50%
News & Media
25%
Encyclopedias
25%
Less common in
Formal & Business
0%
Wiki
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "in the fixity of" serves to introduce discussions regarding the unchanging or established nature of an idea. As supported by Ludwig, this phrase, while grammatically correct, sees infrequent use. It is best suited for formal, academic, philosophical, or scientific contexts when emphasizing immutability, such as "in the fixity of species" or "in the fixity of divine knowledge". When aiming for similar meaning, you could consider options like "in the stability of", "in the permanence of" or "regarding the constancy of". However, you should avoid using the expression to describe concepts characterized by change.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
In the stability of
Focuses on the quality of being stable and unchanging, rather than the state of being fixed.
In the immutability of
Highlights the quality of being unchangeable, often used in philosophical contexts.
In the permanence of
Emphasizes the lasting nature or enduring quality of something.
Regarding the constancy of
Shifts the focus to the consistent and unchanging nature of something.
Concerning the steadfastness of
Implies a firm and unwavering quality.
With respect to the certainty of
Highlights the definiteness and lack of ambiguity.
About the established nature of
Focuses on something being well-established and not easily altered.
Considering the settled state of
Implies a condition that is no longer subject to change or debate.
In terms of the rigidity of
Emphasizes a lack of flexibility and an unyielding quality.
Bearing on the definiteness of
Highlights the clear and unambiguous nature of something.
FAQs
How can "in the fixity of" be used in a sentence?
You can use "in the fixity of" to discuss the unchanging nature of certain principles or concepts. For instance, "In the fixity of mathematical laws, we find a constant truth."
What is a good alternative to "in the fixity of"?
Depending on the context, you could use alternatives like "in the stability of", "in the permanence of", or "regarding the constancy of".
Is it more appropriate to use "in the fixity of" or "in the stability of"?
"In the fixity of" implies an unchangeable state, whereas "in the stability of" suggests resistance to change but not necessarily complete immutability. Choose based on whether the subject is entirely fixed or merely stable.
When should I not use the phrase "in the fixity of"?
Avoid using "in the fixity of" when describing situations or concepts that are dynamic, evolving, or subject to change. It is more suitable for discussing established laws, principles, or constants.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.1/5
Expert rating
Real-world application tested