easy
The poster was rolled inside a cardboard tube.
What does Tube mean?
a long hollow object or container.
Dictionary definition
A tube is a long hollow object or container that can carry, hold, or protect something.
Example sentences
Tube in a sentence
medium
Air moved through the plastic tube in the science model.
hard
The diagram showed how tubes can carry liquids, air, or other materials from one place to another.
Writing practice
Ready to write your own? Study the examples, then practice tube in a sentence with Sentence Builder checklist feedback.
Quick practice
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Practice the meaning of Tube
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What does tube mean?
Tube means a long hollow shape or container.
Practice 2
Which word or phrase is closest in meaning to tube?
Pipe is close because many pipes are tubes used to carry liquids or gases.
Practice 3
Which word or phrase is a useful contrast for tube?
Solid rod contrasts with tube because a tube is hollow.
Practice complete
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You completed 3 questions.
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Tube
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Sounds like
TOOB
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TOOB
Learn
WordTube.
Partnoun.
MeaningTube means a long hollow object or container.
ExampleExample: The poster was rolled inside a cardboard tube.
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Nice work—you practiced tube.
Synonyms
Words like Tube
Antonyms
Opposite words
solid rodA long object that is not hollow.
flat sheetA flat object without a hollow inside.
Synonym practice
Want to practice tube synonyms in context? Try a Synonym Search question like "The pipe carried water to the garden," then compare close word choices. Practice tube synonyms.
Word family
Tube word family
Base word
tube
noun
tube
A long hollow object or container.
noun
tubes
More than one tube.
adjective
tubular
Shaped like a tube.
Related words
Explore related words
Student support
Understand Tube
Hint for students
A tube is a long hollow shape or container, often with a round opening.
Common mix-up
Tube is not the same as tunnel in every sentence. A tube is a hollow object or container; a tunnel is a passage people or vehicles can go through.
Try it in class or at home
Write one sentence that shows tube without using the word tube. Model sentence: She squeezed the long hollow container and paint came out the end. Clue words: squeezed, long hollow container, came out the end Now try your own sentence. Ask: Does my sentence show a hollow shape or container?
Teacher prompt
Ask students to explain this model sentence: "The toothpaste came out of the tube." Why does tube fit better than bowl?
Learning activities
Practice Tube and explore more word games
Cards labelled “Practice TUBE” keep this word in focus. Explore cards open games with other words.
Practice TUBE
Sentence Builder
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