easy
We played an indoor game because it was raining.
What does Indoor mean?
Indoor means inside a building.
Dictionary definition
Located, used, or happening inside a building.
Example sentences
Indoor in a sentence
medium
The school has an indoor gym for winter activities.
hard
Indoor plants need the right amount of light and water.
Writing practice
Ready to write your own? Study the examples, then practice indoor in a sentence with Sentence Builder checklist feedback.
Quick practice
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Practice the meaning of Indoor
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What does indoor mean?
Indoor describes something inside a building.
Practice 2
Which sentence uses indoor correctly?
An indoor pool is inside a building.
Practice 3
Which word is an antonym of indoor?
Outdoor means outside a building.
Practice complete
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You completed 3 questions.
Pronunciation coach
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Indoor
Voice settings
Sounds like
in · door · strongest beat: in
Tap each sound part, then blend the whole word together.
Learn
WordIndoor.
Partadjective.
MeaningIndoor means inside a building.
ExampleExample: We played an indoor game because it was raining.
Word breakdown
2 syllables. Say each part, then blend the word.
- Syllables
- in · door
- Strongest beat
- in
- Ending
- door
- Tip
- Put a little extra energy on in.
Your turn
Say Indoor
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Ready when you are.
Nice work—you practiced indoor.
Synonyms
Words like Indoor
Antonyms
Opposite words
Synonym practice
Want to practice indoor synonyms in context? Try a Synonym Search question like "We played an indoor game when rain started," then compare close word choices. Practice indoor synonyms.
Word family
Indoor word family
Related words
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Student support
Understand Indoor
Hint for students
Indoor means inside a building.
Common mix-up
Indoor is not the same as outdoor. Indoor means indoor means inside a building.
Try it in class or at home
Read this model sentence: The school has an indoor gym for winter activities. Clue words: school, gym, winter. Underline clue words that show why indoor fits instead of outdoor. Now write one new sentence that shows indoor without using the word indoor. Ask: Does my sentence clearly show indoor?
Teacher prompt
Ask students to explain this model sentence: "The school has an indoor gym for winter activities." Why does indoor fit better than outdoor?
Learning activities
Practice Indoor and explore more word games
Cards labelled “Practice INDOOR” keep this word in focus. Explore cards open games with other words.
Practice INDOOR
Sentence Builder
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