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
arbitrary convention
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "arbitrary convention" is correct and usable in written English.
It can be used to describe a practice or rule that is based on personal choice or preference rather than any inherent necessity or logic. Example: "In mathematics, the use of certain symbols is often an arbitrary convention that varies between different cultures."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
random standard
subjective rule
subjective standard
random agreement
imposed custom
discretionary norm
conventional assumption
arbitrary agreement
chaotic convention
controversial convention
oppressive convention
artificial convention
subjective convention
arbitrary constraints
arbitrary prepared
arbitrary limitations
unjust convention
arbitrary applied
arbitrary does
arbitrary is
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
9 human-written examples
It is an arbitrary convention that the word is spelt "discrete" when it means separate and "discreet" when it means prudent and unobtrusive.
News & Media
The fairly arbitrary convention when comparing the various greenhouse gases is to consider their total warming effect (or 'global warming potential') during the century after they were emitted.
News & Media
2. Note that, however natural this convention may sound, this is still an arbitrary convention.
Science
We use a dashed black line to denote thiscommon boundary in Figure 3C (by arbitrary convention, we colorthe dashed line to match the upper set).
Throughout this paper the secondary axis of the embryo will be called 'dorsoventral' according to a current, arbitrary convention; it should be noted that this axis does not correspond by cell lineage distribution to any definitive anatomical axis (Figure 2A).
Science
To restore identifiability, we impose the arbitrary convention that η = 1 at the root of the tree.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
51 human-written examples
Projections are not neutral, natural or 'given': they are constructed, configured, underpinned by various — and quite arbitrary — conventions.
News & Media
Signs in general, as semioticians since CS Peirce and Saussure have pointed out, depend on often arbitrary conventions for their interpretation.
News & Media
When we approach language prosaically, our focus is on arbitrary conventions that link words to things in the world and to the contents of thought.
News & Media
To the question of what limits are imposed on otherwise arbitrary conventions, of what justifies them, Le Roy suggested their convenience in use.
Encyclopedias
However, such non-coordinated development of software, force fields, and analysis tools for molecular simulations gave rise to an array of software formats and arbitrary conventions for routine preparation and analysis of simulation input and output data.
Expert writing Tips
Best practice
When using "arbitrary convention", provide context to clarify why the convention is considered arbitrary. This helps avoid confusion and strengthens your argument.
Common error
Avoid implying that an "arbitrary convention" is completely without reason. Even arbitrary conventions often serve a purpose, such as simplifying a process or establishing a common understanding. Acknowledge the convention's function while highlighting its lack of inherent necessity.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "arbitrary convention" functions as a noun phrase, typically serving as a subject complement or object in a sentence. Ludwig shows that it identifies a practice or rule established by choice rather than necessity.
Frequent in
Science
50%
News & Media
32%
Encyclopedias
9%
Less common in
Academia
9%
Wiki
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "arbitrary convention" is a grammatically sound noun phrase that describes a practice or rule based on choice rather than inherent necessity. As confirmed by Ludwig, this phrase appears in a variety of contexts, from scientific papers to news articles, with a leaning towards neutral to formal communication. While the phrase is indeed usable, it's also helpful to provide context and avoid overstating the arbitrariness. Consider alternatives such as "subjective standard" or "artificial rule" to fine-tune the specific shade of meaning, depending on what fits best.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
subjective standard
Replaces "convention" with "standard" and "arbitrary" with "subjective", highlighting the personal nature of the choice.
artificial rule
Replaces "arbitrary" with "artificial", suggesting the convention is not natural or inherent.
random agreement
Focuses on the agreement aspect of a convention while emphasizing its lack of a clear reason.
imposed custom
Suggests that the convention is forced or dictated rather than organically developed.
discretionary norm
Highlights the optional nature of the convention and its status as a standard.
conventional assumption
It underlines the conventional nature of the arbitrary concept, framing it as a widely held belief.
constructed practice
It emphasizes the intentional or designed quality of the convention.
non-essential regulation
Implies that the convention is not strictly necessary or vital.
optional protocol
Focuses on the procedural aspect of a convention, while emphasizing its discretionary application.
uncharted standard
It highlights the originality of the convention, framing it as new and unexplored territory.
FAQs
What does "arbitrary convention" mean?
The term "arbitrary convention" refers to a rule or practice that is based on choice or preference rather than any inherent necessity or logic. It's a standard that could easily be different without affecting the outcome.
How can I use "arbitrary convention" in a sentence?
You can use "arbitrary convention" to describe how something is typically done, but it could be done differently. For instance, "The definition of response categories in RECIST is an "arbitrary convention" that is not based on any clinical data".
What are some alternatives to "arbitrary convention"?
Alternatives to "arbitrary convention" include "subjective standard", "artificial rule", or "random agreement", depending on the specific nuance you want to convey.
Is it appropriate to challenge an "arbitrary convention"?
Yes, challenging an "arbitrary convention" is often appropriate, especially if it leads to inefficiencies or inequities. However, it's important to understand the reasons behind the convention before attempting to change it.
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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested