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
a vast amount
Grammar usage guide and real-world examplesUSAGE SUMMARY
"a vast amount" is correct and commonly used in written English.
You can use it to refer to a large quantity or amount of something, for example: "There was a vast amount of emails in my inbox this morning".
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
a vast amount of data
a vast amount of time
a considerable quantity
a significant volume
a substantial proportion
a vast number of people
an enormous amount
a large quantity
a great deal
a sizable quantity
a generous measure
an extensive array
a broad amount
a substantial amount
a comprehensive amount
a huge amount
a tremendous amount
a wide amount
a large scale amount
a colossal amount
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
A vast amount is wasted.
News & Media
Either way, it is a vast amount.
News & Media
That's a vast amount of work.
News & Media
I have a vast amount of experience.
News & Media
"A vast amount of building... big hotels.
News & Media
That's a vast amount of money.
News & Media
There's a vast amount of difference between different experts.
News & Media
And they oversee a vast amount of money.
News & Media
There's still a vast amount of inequality but it's better".
News & Media
"There's a vast amount of basic research to be done".
News & Media
There is a vast amount of merchandising money at stake.
News & Media
Expert writing Tips
Best practice
Use "a vast amount" when you want to emphasize the largeness or extensiveness of something, such as "a vast amount" of data, resources, or information. It adds a sense of scale to your description.
Common error
Avoid using "a vast amount" when a simpler term like "much" or "many" would suffice. Overusing it can make your writing sound unnecessarily verbose. For example, instead of "a vast amount of people attended", consider "many people attended".
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a vast amount" functions as a determiner followed by a noun, modifying an uncountable noun. It expresses the idea of a large quantity or degree. Ludwig AI's analysis supports this, indicating its correct usage in describing substantial quantities.
Frequent in
Science
33%
News & Media
33%
Academia
12%
Less common in
Wiki
3%
Formal & Business
1%
Reference
0%
Ludwig's WRAP-UP
In summary, "a vast amount" is a versatile phrase used to denote a significant quantity or degree of something. Ludwig AI confirms its grammatical correctness and common usage across various contexts, especially in news, scientific, and academic writing. While highly suitable for emphasizing scale, avoid overuse in simple contexts where "much" or "many" would suffice. Consider using alternative phrases like "a considerable quantity" or "a significant volume" in formal settings, and remember to use "a vast number" for countable nouns.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
an enormous amount
Implies a very large quantity or size.
a large quantity
Directly states a big amount.
a great deal
Indicates a large quantity but is slightly more informal.
a sizable quantity
Highlights the notable size of the quantity.
a considerable quantity
Emphasizes the size or importance of the quantity.
a significant volume
Focuses on the amount or capacity.
a substantial proportion
Highlights the relative size or share.
a generous measure
Suggests an ample or liberal amount.
an extensive array
Implies a wide range or variety.
a profusion
Indicates an abundance or lavish supply.
FAQs
How can I use "a vast amount" in a sentence?
Use "a vast amount" to describe a large quantity or degree of something. For example, "There is "a vast amount of data" available on the internet", or "He dedicated "a vast amount of time" to the project".
What's the difference between "a vast amount" and "a large amount"?
"A vast amount" implies a significantly greater quantity than "a large amount". While both indicate a substantial quantity, "vast" emphasizes the extensiveness or immensity of the amount.
Are there formal alternatives to "a vast amount"?
Yes, in formal contexts, you can use phrases like "a considerable quantity", "a significant volume", or "a substantial proportion" depending on the context.
Is it correct to use "a vast amount" for countable nouns?
No, "a vast amount" is generally used with uncountable nouns (e.g., time, data, information). For countable nouns, use "a vast number" (e.g., "a vast number of people", a vast number of resources).
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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested