easy
The desert looked vast.
What does Vast mean?
Vast means very large.
Dictionary definition
Vast means very large in size, amount, space, or range.
Example sentences
Vast in a sentence
medium
The library had a vast collection of books.
hard
A vast amount of evidence can make a conclusion stronger, but students still need to organize it clearly.
Writing practice
Ready to write your own? Study the examples, then practice vast in a sentence with Sentence Builder checklist feedback.
Quick practice
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Practice the meaning of Vast
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What does vast mean?
Vast means vast means very large.
Practice 2
Which word is closest in meaning to vast?
Huge is close in meaning to vast in this entry.
Practice 3
Which word is a useful contrast for vast?
Tiny is a useful contrast for vast.
Practice complete
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Vast
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VAST
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VAST
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WordVast.
Partadjective.
MeaningVast means very large.
ExampleExample: The desert looked vast.
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Nice work—you practiced vast.
Synonyms
Words like Vast
Antonyms
Opposite words
Synonym practice
Want to practice vast synonyms in context? Try a Synonym Search question like "The vast field stretched beyond the school," then compare close word choices. Practice vast synonyms.
Word family
Vast word family
Base word
vast
adjective
vaster
More vast.
adjective
vastest
Most vast.
adverb
vastly
By a very large amount.
Related words
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Student support
Understand Vast
Hint for students
Vast means very large. It can describe land, space, numbers, collections, or ideas with a wide range.
Common mix-up
Do not use vast for something only a little bigger. Vast suggests a very large size, amount, or range.
Try it in class or at home
Write one sentence that shows vast without using the word vast. Then underline the clue words that show very large size, amount, or range. Example: The field stretched so far that the fence looked like a thin line in the distance. Clue words: stretched so far, fence, thin line, distance Now try your own sentence. Ask: Does my sentence show something very large?
Teacher prompt
Ask students to explain this model sentence: "The library had a vast collection of books." Why does vast fit better than tiny?
Learning activities
Practice Vast and explore more word games
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Practice VAST
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