easy
Solar energy comes from the Sun.
What does Solar mean?
related to or powered by the Sun.
Dictionary definition
Related to the Sun, produced by the Sun, or using the Sun's light or heat.
Example sentences
Solar in a sentence
medium
The planets in our solar system orbit the Sun.
hard
A solar flare releases intense energy from an active region on the Sun.
Writing practice
Ready to write your own? Study the examples, then practice solar in a sentence with Sentence Builder checklist feedback.
Quick practice
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Practice the meaning of Solar
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What does solar mean?
Solar describes things connected with the Sun or its energy.
Practice 2
Which sentence uses solar correctly?
Solar panels transform energy from sunlight.
Practice 3
Choose the best word: Earth belongs to the _____ system centered on the Sun.
Our solar system contains the Sun and the objects gravitationally bound to it.
Practice complete
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You completed 3 questions.
Pronunciation coach
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Solar
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Sounds like
solar
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solar
Learn
WordSolar.
Partadjective.
MeaningSolar means related to or powered by the Sun.
ExampleExample: Solar energy comes from the Sun.
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Nice work—you practiced solar.
Synonyms
Words like Solar
Sun-relatedA plain descriptive equivalent for solar when it means connected with the Sun.
Sun-poweredA close, more specific equivalent when solar describes a device or process using sunlight or solar heat.
heliacalA specialized astronomy adjective meaning related to or near the Sun, used only in certain contexts.
Antonym review
Does Solar have an opposite?
Solar means related to the Sun and has no direct antonym. Lunar means related to the Moon and is a useful comparison, not an opposite.
Synonym practice
Want to practice solar synonyms in context? Try a Synonym Search question like "The solar lamp used energy from the sun," then compare close word choices. Practice solar synonyms.
Word family
Solar word family
Base word
solar
verb
solarize
To expose to solar energy or adapt to use solar power.
adjective
solarized
Exposed to solar effects or equipped to use solar energy.
noun
solarization
The process of using or exposing something to solar energy.
Related words
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Student support
Understand Solar
Hint for students
In each phrase, solar points back to the Sun.
Common mix-up
Solar does not mean related to every star in every context. In ordinary astronomy usage, solar specifically refers to our Sun.
Try it in class or at home
Students sort phrase cards—solar panel, solar flare, solar system, lunar crater, starlight—and explain why solar fits some but not others, then create two new solar phrases.
Teacher prompt
How are solar energy, a solar flare, and the solar system connected to the same word meaning?
Word Wheel · Grades 4–6
Practice with the Grades 4–6 Space Words Wheel
Spin this Space Words wheel to connect astronomy systems, forces, events, observation tools, and precise scientific meanings.
Learning activities
Practice Solar and explore more word games
Cards labelled “Practice SOLAR” keep this word in focus. Explore cards open games with other words.
Practice SOLAR
Sentence Builder
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Write a sentence with SOLAR
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Vocabulary Match
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Explore · Context
Context Clue Challenge
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Explore · Scramble
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