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 a prerequisite for
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is a prerequisite for" is correct and usable in written English.
You can use it to describe a requirement for a certain task, event, or privilege. For example, "A valid driver's license is a prerequisite for renting a car."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(18)
is essential for
is required for
is necessary for
you need
is fundamental to
is contingent upon
is dependent on
is integral to
is a synonym for
needs to be executed prior to
must be completed beforehand
needs to be done before
needs to be done once
should be carried out before
before
must precede
is mandatory following
is an important step to
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
This is a prerequisite for its success.
News & Media
Respect is a prerequisite for understanding.
News & Media
That is a prerequisite for prosperity".
Encyclopedias
But independence is a prerequisite for freedom.
News & Media
Integration is a prerequisite for independence.
News & Media
Collegiality is a prerequisite for collaborative success.
News & Media
This is a prerequisite for normal neurotransmission.
It is a prerequisite for theoretical physics.
Moral absolutism is a prerequisite for human atrocity.
News & Media
Talking to Hamas is a prerequisite for any sustainable solution.
News & Media
Under these conditions, energy efficiency is a prerequisite for survival.
Science & Research
Expert writing Tips
Best practice
Prefer active voice and be direct. Instead of "Success is something that is a prerequisite for happiness", say "Success is a prerequisite for happiness".
Common error
Avoid using "is a prerequisite for" when describing a preference or a suggestion. A prerequisite is a strict requirement, not merely something desirable.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is a prerequisite for" functions as a connector, establishing a necessary condition between two elements. As Ludwig AI states, it indicates a requirement that must be met before something else can occur. Examples show its use across varied contexts, from scientific processes to everyday requirements.
Frequent in
Science
44%
News & Media
32%
Formal & Business
7%
Less common in
Encyclopedias
2%
Unknown/unmatched sources
15%
Ludwig's WRAP-UP
In summary, "is a prerequisite for" is a versatile phrase used to establish a necessary condition or requirement. Ludwig AI confirms its correct usage in written English. As demonstrated by numerous examples, it appears frequently in scientific, news, and business contexts. While grammatically sound, ensure the connection between the prerequisite and outcome is logical and clear. Consider alternatives such as "is essential for" or "is required for" to vary your writing and consider that depending on context, a simpler phrase such as "you need" might be preferable. Be mindful of the scope; prerequisites are requirements, not merely suggestions.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is essential for
This alternative emphasizes the necessity of something. It's a direct synonym.
is required for
This phrase highlights that something is mandatory. It is a formal alternative.
is necessary for
A general synonym expressing requirement without additional nuance.
is fundamental to
This phrase suggests something is a basic and foundational element. This is slightly more emphatic.
is a must for
This option indicates a strong need or recommendation. It's more informal.
is contingent upon
This means something depends on another thing occurring first, creating a conditional relationship.
is a precursor to
Implies that something comes before and paves the way for something else.
is dependent on
This suggests a reliance; the outcome relies on the first component.
is a building block for
Highlights the role of something as a component in constructing a larger thing.
is integral to
Suggests something is an essential part of the whole. More emphatic than “necessary”.
FAQs
How can I use "is a prerequisite for" in a sentence?
Use "is a prerequisite for" to state that something must happen or exist before something else can. For example, "A valid passport "is a prerequisite for" international travel".
What are some alternatives to "is a prerequisite for"?
You can use phrases like "is essential for", "is required for", or "is necessary for" to convey a similar meaning.
Is there a difference between "is a prerequisite for" and "is a requirement for"?
While similar, "is a prerequisite for" often implies a temporal order or sequence. "Is a requirement for" is more general. For example, passing an exam might be a requirement for graduation, but completing coursework "is a prerequisite for" taking the exam.
Can "is a prerequisite for" be used in both formal and informal contexts?
Yes, "is a prerequisite for" is appropriate in both formal and informal writing. However, consider your audience and choose the most effective language. In very informal contexts, a simpler phrase like "you need" may be preferable.
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
4.5/5
Expert rating
Real-world application tested