We saw a bright star after sunset.
What does Star mean?
a huge glowing object in space that makes its own light.
Dictionary definition
A huge, glowing ball of hot gas in space that produces its own light and energy; star can also mean a very famous or highly skilled person.
Star in a sentence
The science book explained that the Sun is a star.
The word star can describe something in space or a person known for skill and success.
Ready to write your own? Study the examples, then practice star in a sentence with Sentence Builder checklist feedback.
Practice the meaning of Star
Answer three quick questions about its meaning and related words.
What is a star in space?
A star is a huge ball of hot gas that produces light and energy.
Which sentence uses star in its astronomy meaning?
Here, star means a glowing astronomical object in space.
Choose the best word: Light that comes from stars is called _____.
Starlight is light produced by stars.
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You completed 3 questions.
Star
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STAR
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STAR
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Words like Star
Does Star have an opposite?
Star has astronomical and famous-person senses but no direct general antonym. Planets are different objects, and unknown people are not lexical opposites of stars.
Want to practice star synonyms in context? Try a Synonym Search question like "The celebrity read a story to the class," then compare close word choices. Practice star synonyms.
Star word family
star
stars
More than one star.
starry
Full of stars.
starlight
Light from stars.
Explore related words
Understand Star
A star is enormous, very hot, and produces its own light and energy.
The points of light we call stars may look tiny, but they are enormous and extremely far away. A planet reflects a star's light rather than producing starlight in the same way.
Sort description cards under star, planet, or both. Use clues such as produces light, travels around a star, is found in space, and can have planets orbiting it. Students must explain each choice.
Why is the Sun a star but Earth is not? Explain what each object does with light and what Earth orbits.

Practice with the Grades 1–3 Space Words Wheel
Spin this foundational Space Words wheel to review familiar objects, exploration tools, meanings, and sentence connections.
Practice Star and explore more word games
Cards labelled “Practice STAR” keep this word in focus. Explore cards open games with other words.

Sentence Builder
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Vocabulary Match
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Context Clue Challenge
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Scrambled Bees
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