easy
The lost mitten was under the chair.
What does Lost mean?
Lost means not found or not knowing the way.
Dictionary definition
Unable to be found, not knowing where to go, or no longer had.
Example sentences
Lost in a sentence
medium
We felt lost until we checked the map.
hard
The character felt lost because the instructions were confusing.
Writing practice
Ready to write your own? Study the examples, then practice lost in a sentence with Sentence Builder checklist feedback.
Quick practice
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Practice the meaning of Lost
Answer three quick questions about its meaning and related words.
Question 1 of 3
Practice 1
What does lost mean?
Lost means not found or not knowing the way.
Practice 2
Which word is closest in meaning to lost?
Missing is close in meaning to lost.
Practice 3
Which sentence uses lost correctly?
This sentence uses lost with its correct meaning.
Practice complete
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You completed 3 questions.
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Lost
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Learn
WordLost.
Partadjective, verb.
MeaningLost means not found or not knowing the way.
ExampleExample: The lost mitten was under the chair.
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Nice work—you practiced lost.
Synonyms
Words like Lost
missingunable to be found
confusednot sure what to do or where to go
Antonyms
Opposite words
Synonym practice
Want to practice lost synonyms in context? Try a Synonym Search question like "The stray kitten wandered near the porch," then compare close word choices. Practice lost synonyms.
Word family
Lost word family
Base word
lost
adjective
lost
Unable to be found or unsure of direction.
verb
lose
To no longer have or not win.
verb
losing
No longer having or not winning now.
Related words
Explore related words
Student support
Understand Lost
Hint for students
Lost means not found or not knowing the way.
Common mix-up
Lost is not the same as found. Lost means lost means not found or not knowing the way.
Try it in class or at home
Read this model sentence: We felt lost until we checked the map. Clue words: felt, until, checked. Underline clue words that show why lost fits instead of found. Now write one new sentence that shows lost without using the word lost. Ask: Does my sentence clearly show lost?
Teacher prompt
Ask students to explain this model sentence: "We felt lost until we checked the map." Why does lost fit better than found?
Learning activities
Practice Lost and explore more word games
Cards labelled “Practice LOST” keep this word in focus. Explore cards open games with other words.
Practice LOST
Sentence Builder
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Write a sentence with LOST
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Context Clue Challenge
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