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
vital source
Grammar usage guide and real-world examplesUSAGE SUMMARY
'vital source' is correct and usable in written English.
You can use it to refer to something that is important or essential, especially for providing information or ideas. For example, "The internet is a vital source of knowledge and information."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
Poultry is a vital source of protein.
News & Media
"International sales are a vital source of revenue.
News & Media
But this vital source of income is now at risk.
News & Media
Under Ceausescu sport became a vital source of propaganda.
News & Media
Forests are vital source of biodiversity and livelihoods.
News & Media
Dealers represent a vital source of supply for auction houses.
News & Media
But these taxes are often a vital source of revenue.
News & Media
The members of the Dead remain much a very rich vital source of music.
News & Media
Yet, for thousands of West Africans this meat is a vital source of income and food.
News & Media
The important thing is that they are a vital source of work, said Mr. Veneziano.
News & Media
The trade was a vital source of revenue for the impoverished Taliban government.
News & Media
Expert writing Tips
Best practice
When using "vital source", ensure the context clearly indicates what is being sourced. For example, specify "vital source of information" or "vital source of revenue".
Common error
While "vital source" is acceptable, it can sound overly formal in casual conversation. Consider using simpler alternatives like "key factor" or "main reason" for everyday contexts.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "vital source" functions as a noun phrase, typically acting as a subject complement or object in a sentence. As Ludwig AI confirms, it denotes something indispensable or crucial. It often identifies where something originates or is derived from.
Frequent in
News & Media
41%
Science
24%
Formal & Business
10%
Less common in
Encyclopedias
4%
Wiki
2%
Reference
0%
Ludwig's WRAP-UP
The phrase "vital source" is a common and grammatically correct way to describe something essential or indispensable. As Ludwig AI indicates, it's widely used across various domains, especially in news, science, and formal business contexts. When using this phrase, it's important to clearly specify what is being sourced to ensure clarity. While acceptable in most situations, consider using simpler alternatives like "key factor" in more informal conversations. Remember, "vital source" emphasizes the critical importance of something in providing necessary information, support, or resources.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
essential resource
Replaces 'source' with 'resource', emphasizing the practical use and availability of something.
key component
Highlights the role of something as an integral part of a larger system or entity.
critical element
Emphasizes the importance of something being crucial and indispensable.
indispensable asset
Focuses on the value and irreplaceability of something.
primary contributor
Highlights the active role of something in providing or adding to a particular outcome.
fundamental input
Highlights the basic and necessary nature of something within a process.
important origin
Shifts the focus to the starting point or derivation of something significant.
necessary foundation
Emphasizes that something is essential for building upon or establishing something else.
significant factor
Highlights the importance of something as one of several elements influencing an outcome.
valuable asset
Focuses on the beneficial qualities and usefulness of something.
FAQs
How can I use "vital source" in a sentence?
You can use "vital source" to describe something essential. For example, "The internet is a "vital source" of information for students."
What are some alternatives to saying "vital source"?
Alternatives include "essential resource", "key component", or "critical element", depending on the context.
Is "vital source" formal or informal?
"Vital source" is generally considered a neutral to formal phrase, suitable for academic, professional, and news contexts. Simpler terms might be preferable in informal settings.
What makes something a "vital source"?
A "vital source" is something that provides essential information, support, or resources necessary for a particular purpose or outcome. Its absence would significantly impact the situation.
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
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested