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
important function in
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "important function in" is correct and usable in written English.
You can use it to describe a significant role or purpose that something serves within a particular context or system. Example: "The immune system plays an important function in protecting the body from infections."
✓ Grammatically correct
Science
News & Media
Encyclopedias
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
Lactobacillus has an important function in functional foods and biotherapeutic agents.
The editor has such an important function in the music that we perform.
News & Media
That journey in Italy had served an important function in her intellectual development.
News & Media
Then you have the new universities, which fulfil a massively important function in providing access to education".
News & Media
Educating the public to the ills of secondhand smoke has great merit and serves an important function in society.
News & Media
It's the experience of one inspector on one day and they fulfil an important function in keeping things safe.
News & Media
Music often has an important function in emotional climaxes of motion pictures.
Encyclopedias
It also has a crucially important function in monitoring the performance of the government.
News & Media
That the House of Lords has an important function in drawing public attention to what governments would rather the public did not pay attention to.
News & Media
Like hustings, they are a relic of a previous age, and one which still serves an important function in our democracy.
News & Media
Proper investigative journalism is a painstaking, costly and sometimes risky business that fulfils an important function in the relationship between a democracy and its media.
News & Media
Expert writing Tips
Best practice
When using "important function in", ensure the context clearly defines what is benefiting from this function. For instance, specify "important function in cell growth" or "important function in societal development".
Common error
Avoid using "important function in" without providing supporting details or evidence of the function's significance. Vague claims weaken your argument.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "important function in" serves as a descriptor, highlighting the significance of a role or purpose within a given context. As Ludwig AI confirms, it's a grammatically correct and widely applicable phrase, seen in numerous examples.
Frequent in
Science
50%
News & Media
43%
Encyclopedias
2%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "important function in" is a grammatically sound and widely used expression to emphasize the significance of a role or purpose, as affirmed by Ludwig AI. It's commonly found in scientific, news, and encyclopedic contexts, indicating its versatility across different registers. To maximize clarity, always specify what benefits from this function and provide supporting details to substantiate its importance. While alternatives like "significant role in" or "crucial part of" exist, choosing "important function in" is a reliable way to convey relevance and impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
significant role in
Replaces 'important function' with 'significant role', emphasizing the level of importance.
crucial part of
Substitutes 'important function' with 'crucial part', highlighting indispensability.
vital role in
Similar to 'crucial part', it stresses the necessity of the role.
key component of
Focuses on the role as an essential element within a larger system.
essential element in
Highlights that the element is indispensable for something to work properly.
integral aspect of
Suggests the role is inherently connected and necessary.
plays a pivotal role in
Emphasizes a critical turning point or influence.
serves a critical purpose in
Highlights that something is crucial for an end result.
fundamental role in
Indicates the role is a basic and necessary foundation.
significant contribution to
Shifts the focus to the positive impact or benefit the role provides.
FAQs
How can I use "important function in" in a sentence?
Use "important function in" to describe a key role or purpose within a system. For example, "Education plays an "important function in" societal progress".
What are some alternatives to "important function in"?
You can use phrases like "significant role in", "crucial part of", or "vital role in" depending on the specific nuance you wish to convey.
Is it better to use "important function in" or "major function in"?
Both "important function in" and "major function in" are acceptable, but "important function in" is slightly more versatile and commonly used. Choose the one that best fits the context.
What's the difference between "important function" and "essential function"?
"Important function" describes something of considerable significance, while "essential function" refers to something absolutely necessary. "Essential" implies a higher degree of necessity.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested