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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
how vast are
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "how vast are" is correct and usable in written English.
It can be used when inquiring about the extent or size of something, often in a poetic or rhetorical context. Example: "How vast are the oceans that cover our planet, teeming with life and mystery?"
✓ Grammatically correct
News & Media
Formal & Business
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
1 human-written examples
And toothpastes, how vast are their powers, freshening the foul, fortifying the weak, soothing the sensitive.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
Just how vast is this?
News & Media
The society's sheet music collection is vast — just how vast is difficult to determine, partly because members keep their own personal collection.
News & Media
The first thing that amazed me was how big Vast was.
News & Media
Though most football message boards look hopelessly outdated, all rudimentary code and early noughties aesthetics, one doesn't have to spend long perusing them to realise just how vast they are.
News & Media
Clearly, any firm that talks about "a shortage in this valuable asset [land] in the future" is unaware of just how vast Brazil is.
News & Media
"It's very difficult to say how vast this is," said Ben Wilcox, executive director of Common Cause of Florida.
News & Media
Even with the likes of Carl Sagan, Stephen Hawking, and Neil DeGrasse Tyson waxing eloquent about stardust and the millions, billions, and trillions of celestial objects that light the night sky, it's hard to realistically fathom just how vast space is.
News & Media
This country is the size of Jupiter and you can tell how vast that is because, when the Aussies wanted to give a name to the biggest thing in their lives, the dearest thing to their hearts, it's what they decided to call a chain of casinos.
News & Media
In the end, what matters is the wonder of our planet: "The sky above, how vast it is!" Set to Franz Schubert's "Die schöne Müllerin," The Wanderer follows Wilhelm Müller's tragic lyrics about a miller who travels the region aided by his friend, the Brook, who delineates his path with her watery zigs and zags.
News & Media
And when you feel high and mighty, come back here and look out at the ocean and how vast it is and look beneath you and know from both that your life is like a blink of an eye, like a grain of sand.' " His mother, he said, always left messages on a board in their breakfast nook but this one always remained above them all: "Hard work, perseverance, savings, charity".
News & Media
Expert writing Tips
Best practice
Use "how vast are" when you want to emphasize the impressive scale or extent of something. For example, "Consider using it to describe landscapes, collections, or abstract concepts like influence or impact."
Common error
Avoid using "how vast are" when describing small or insignificant items. 'Vast' implies a considerable size, scale or impact; therefore, stick to using "how vast are" only in contexts where it accurately reflects the scale you're describing.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "how vast are" functions as an interrogative phrase used to inquire about the magnitude or extent of something. As Ludwig AI shows, it appears in questions seeking to understand the size or scope of various subjects, from sheet music collections to football message boards.
Frequent in
News & Media
65%
Formal & Business
15%
Science
10%
Less common in
Encyclopedias
5%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "how vast are" serves as an interrogative expression to question the scale, extent, or magnitude of something, as confirmed by Ludwig AI. Grammatically sound, it fits seamlessly into various contexts, from news to casual conversation, indicating its versatility and neutral register. When emphasizing scale, alternatives like "how extensive are" or "how immense are" can be used. Remember that 'vast' implies a considerable size, so use it accordingly. From its function to its usage patterns, "how vast are" proves to be a valuable tool for exploring the immeasurable aspects of our world.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
how extensive are
Replaces "vast" with "extensive", focusing on the breadth or scope.
how immense are
Substitutes "vast" with "immense", emphasizing the great size or scale.
how large are
Uses "large" instead of "vast", a more general term for size.
to what extent are
Shifts the focus to the degree or scope of something, rather than its physical size.
what is the magnitude of
Replaces the entire phrase with a more formal inquiry about the size or importance.
how significant are
Focuses on the importance or impact, rather than the physical size.
what is the reach of
Highlights the scope or influence of something.
how all-encompassing are
Replaces "vast" with "all-encompassing", emphasizing completeness and inclusion.
what is the scope of
Focuses on the range or extent covered.
how comprehensive are
Replaces "vast" with "comprehensive", focusing on thoroughness and completeness.
FAQs
What does "how vast are" mean?
The phrase "how vast are" is used to inquire about the extent, size, or scale of something, often implying a sense of immensity or impressiveness. It seeks to understand the magnitude or reach of a particular subject or entity.
What can I say instead of "how vast are"?
You can use alternatives like "how extensive are", "how immense are", or "what is the scope of" depending on the context.
Is it correct to say "how vast is"?
Yes, "how vast is" is grammatically correct. "How vast are" is used with plural nouns, while "how vast is" is used with singular nouns. For example, "How vast is the universe?" vs. "How vast are the oceans?"
When should I use "how vast is" vs. "how vast are"?
"How vast is" is used with singular nouns (e.g., "How vast is the desert?"), while "how vast are" is used with plural nouns (e.g., "How vast are the resources available?"). Ensure the verb form agrees with the noun's number.
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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