The fire alarm rang loudly.
What does Alarm mean?
Alarm means a warning signal or a feeling of worry.
Dictionary definition
A warning sound or signal; or to make someone worried or afraid.
Alarm in a sentence
The strange noise began to alarm the campers.
Weather alerts are designed to alarm people only when there is real danger.
Ready to write your own? Study the examples, then practice alarm in a sentence with Sentence Builder checklist feedback.
Practice the meaning of Alarm
Answer three quick questions about its meaning and related words.
What is an alarm?
An alarm is a warning signal, and alarm can also mean to make someone worried.
Which word is closest in meaning to alarm?
Warning is close in meaning to alarm in this dictionary entry.
Which word is an antonym of alarm?
Calm contrasts with alarm in this dictionary entry.
Nice work!
You completed 3 questions.
Alarm
Voice settings
uh · larm · strongest beat: larm
2 syllables. Say each part, then blend the word.
- Syllables
- uh · larm
- Strongest beat
- larm
- Ending
- larm
- Tip
- Put a little extra energy on larm.
Say Alarm
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Ready when you are.
Words like Alarm
Opposite words
Want to practice alarm synonyms in context? Try a Synonym Search question like "The alarm rang before class started," then compare close word choices. Practice alarm synonyms.
Alarm word family
alarm
alarmed
Worried or frightened by a warning or danger.
alarming
Causing worry or fear.
Explore related words
Understand Alarm
Alarm means a warning signal or a feeling of worry.
Alarm is not the same as calm. Alarm means alarm means a warning signal or a feeling of worry.
Read this model sentence: The strange noise began to alarm the campers. Clue words: strange, noise, began. Underline clue words that show why alarm fits instead of calm. Now write one new sentence that shows alarm without using the word alarm. Ask: Does my sentence clearly show alarm?
Ask students to explain this model sentence: "The strange noise began to alarm the campers." Why does alarm fit better than calm?
Practice Alarm and explore more word games
Cards labelled “Practice ALARM” keep this word in focus. Explore cards open games with other words.

Sentence Builder
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Spell Hive
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Vocabulary Match
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Context Clue Challenge
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Scrambled Bees
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