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 size
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a vast size" is correct and usable in written English.
It can be used when describing something that is significantly large or extensive in dimensions or capacity. Example: "The ancient forest covered a vast size, stretching for miles and teeming with wildlife."
✓ Grammatically correct
News & Media
Wiki
Science
Encyclopedias
Alternative expressions(6)
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
4 human-written examples
None of these reasons for operating at a vast size is benign.
News & Media
Some, like the Byzantine empire or the Soviet Union, were once of a vast size; others were never remotely titanic.
News & Media
Clearly, having a vast size, as Russia does, helps ensure that a country also has a vast number of trees.
News & Media
It is a vast size, being about the same length, and a larger area, of the tomb of his father.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
The pool is of an unusually vast size because when it was built the architects measured it out in feet but the contractors built it in meters.
News & Media
Real Madrid, an institution of vast size and presence in Spain, is still a member-owned club, like its great rival Barcelona.
News & Media
Launching a national broadsheet in a country of the vast size of Australia was one of Mr Murdoch's biggest gambles on his path to becoming a global media tycoon.
News & Media
Mexico City has the country's greatest concentration of cars, trucks, and other vehicles, and for a city of its vast size the internal transportation system works well.
Encyclopedias
All told, school buses are a logistical operation of vast size, by far the largest transportation system in America.
News & Media
The use of ADs is a necessity due to the vast size of chemical space and to assure that a (Q SAR model only interpolates but does not extrapolate.
Science
The defeated measure is part of a wider debate on the vast size of the Swiss Army -- 360,000 militia soldiers in a country of only seven million -- and its role since Communism crumbled in nearby nations.
News & Media
Expert writing Tips
Best practice
When describing geographical areas or abstract concepts, use "a vast size" to emphasize the scale and scope involved.
Common error
Avoid using "a vast size" when simpler adjectives like "large" or "big" suffice. Reserve it for situations where the scale truly merits emphasis.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a vast size" functions as a noun phrase, where "vast" modifies the noun "size". It describes the attribute of something being exceptionally large. As Ludwig AI confirms, this phrase is grammatically correct.
Frequent in
News & Media
40%
Wiki
20%
Science
20%
Less common in
Encyclopedias
20%
Formal & Business
0%
Academia
0%
Ludwig's WRAP-UP
In summary, the phrase "a vast size" is a grammatically correct noun phrase used to emphasize the significant magnitude of something. While Ludwig AI confirms its validity, its frequency is relatively rare, appearing predominantly in News & Media, Encyclopedias, Science and Wiki contexts. When using this phrase, consider its impact and whether a simpler adjective might suffice for clarity. Consider alternatives like "immense size" or "enormous size" for varied emphasis.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
an immense size
Uses "immense" to amplify the sense of great magnitude, similar to "vast".
an enormous size
Employs "enormous" to indicate an exceptionally large size, slightly more emphatic than "vast".
a massive size
Uses "massive" to convey a sense of great size and weight or impact.
a large size
Replaces "vast" with "large", indicating a considerable size but with less emphasis on the immensity.
a tremendous size
Employs "tremendous" to denote a size that is impressively large or great.
a gigantic size
Replaces "vast" with "gigantic", suggesting a size comparable to a giant, often used for dramatic effect.
an expansive size
Replaces "vast" with "expansive", highlighting the broad or wide-ranging nature of the size.
a huge size
Employs "huge" to suggest a very large size, often used in informal contexts.
a substantial size
Uses "substantial" to emphasize that the size is significant and noteworthy.
a considerable size
Replaces "vast" with "considerable", denoting a size worthy of attention or respect.
FAQs
How can I use "a vast size" in a sentence?
You can use "a vast size" to describe something that is exceptionally large. For example, "The country's "vast size" makes it difficult to govern centrally."
What can I say instead of "a vast size"?
You can use alternatives like "immense size", "enormous size", or "huge size" depending on the context.
Is it redundant to say "a vast size"?
While "vast" inherently implies size, using the phrase "a vast size" can provide additional emphasis on the magnitude being described. Consider the context to determine if the emphasis is necessary.
What is the difference between "a vast size" and "a great size"?
"A vast size" typically suggests an area or volume that is exceptionally large and expansive, whereas "a great size" implies something is considerably large but may not necessarily be as expansive.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested