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
subject to variation
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "subject to variation" is a correct and usable phrase in written English.
You can use it to refer to something that can or may be changed or depends on other factors. For example: “The prices listed in the catalog are subject to variation.”.
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(20)
liable to change
variable depending on
prone to fluctuation
dependent on context
responsive to change
susceptible to alteration
open to modification
contingent upon circumstances
subject to amendment
temporary
passage
conducive to change
destabilizing
ephemeral
tends to change
volatility
tends to fluctuate
sensitive to change
uncertain
vulnerable
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
But he also rightly points out that the figures will, again, be averages, subject to variation around the norm.
News & Media
The general type of crossword has also been subject to variation.
Encyclopedias
For the avoidance of doubt, the content, layout and format of any Website or Newspaper will be subject to variation at GNM's sole discretion.
News & Media
The film opens with a teasing suggestion that what we are about to see is provisional, subject to variation.
News & Media
The pinxto kit from San Sebastián Food is $97 (subject to variation based on the exchange rate with the euro), plus $29.99 shipping: sansebastianfood.com.
News & Media
The statement claims: "Psychiatric diagnosis is often presented as an objective statement of fact, but is, in essence, a clinical judgment based on observation and interpretation of behaviour and self-report, and thus subject to variation and bias".
News & Media
His big movie-star vehicles of the mid-1990s, in particular "Billy Madison" (1995) and "Happy Gilmore" (1996), established a template, a basic persona that has been subject to variation and refinement ever since.
News & Media
The harmonic movement to the cadence, a prime means of establishing points of articulation, became by the mid-18th century a more or less standard progression of harmonies subject to variation according to the composer's own powers of imagination.
Encyclopedias
Human existence and character are fragile and subject to variation.
Science
The value of the investment could be subject to variation in the event of certain strategies.
In leaves, the fatty acids most subject to variation were stearic (C18 0) acids (Table 2).
Science
Expert writing Tips
Best practice
When specifying the cause of variation, follow "subject to variation" with "due to", "depending on", or "based on".
Common error
Avoid using "subject to vary". The correct phrasing is "subject to variation", where "variation" is a noun indicating the state or process of changing.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "subject to variation" functions as a qualifier, indicating that a particular aspect or attribute is not fixed and can change based on other factors. Ludwig AI confirms that this phrase is correct and usable in written English.
Frequent in
Science
55%
News & Media
25%
Encyclopedias
5%
Less common in
Formal & Business
5%
Reference
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "subject to variation" is a versatile expression used to indicate that something is not constant and can change based on different conditions. As Ludwig AI confirms, it is grammatically correct and appropriate for various contexts. Predominantly found in science and news media, this phrase serves to introduce an element of uncertainty or conditionality, preparing the reader for potential changes. To avoid common errors, remember that "variation" is the correct noun form, not "vary". When clarity is needed, specify what the subject is "dependent on context" for more precision.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
variable depending on
Explicitly states that variability is determined by whatever follows 'depending on'.
liable to change
Focuses on the possibility of change, whereas the original phrase is more general about potential differences.
prone to fluctuation
Suggests instability and regular changes, implying a more active changing process.
responsive to change
Implies that the subject actively reacts to modifications.
dependent on context
Highlights the contextual influence on the subject, specifying that changes are due to context.
susceptible to alteration
Highlights the vulnerability of something to being changed.
open to modification
Emphasizes the possibility of being altered or amended, specifically implying human intervention.
contingent upon circumstances
More formal, indicating reliance on specific conditions being met for a particular outcome.
subject to amendment
Implies a formal or official process of alteration.
conditional on factors
Stresses the dependence on certain elements or aspects influencing the subject.
FAQs
How can I use "subject to variation" in a sentence?
You can use "subject to variation" to indicate that something is not fixed and can change. For example, "The price is "liable to change" depending on the season".
What's a simple way to explain what "subject to variation" means?
It means something is "variable depending on" different conditions. The opposite would be something constant or fixed.
Which is correct: "subject to variation" or "subject to variances"?
"Subject to variation" is the standard and more common phrase. "Subject to variances" is grammatically correct but less frequently used, referring to specific statistical measures of dispersion.
What are some alternatives to "subject to variation"?
Depending on the context, you could use phrases like "liable to change", "prone to fluctuation", or "dependent on context".
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested