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Definitions

alarm

[uh-lahrm] / əˈlɑrm /
NOUN
feeling of sudden fear
Synonyms
STRONGEST
anxiety apprehension consternation dismay dread horror nervousness panic scare tension terror trepidation unease uneasiness
STRONG
distress fright strain stress
WEAK
cold feet
Antonyms
STRONGEST
assurance calm calmness collectedness composure confidence contentment ease encouragement happiness peace tranquility
STRONG
health
WEAK
quietness repose security
NOUN
warning, signaling device
Synonyms
STRONGEST
alert buzzer caution cry signal warning whistle
STRONG
Mayday SOS bell blast call clock drum flap flash forewarning gong horn nod scramble scream shout sign siren squeal tip tocsin trumpet wink yell
WEAK
high sign tip off
Antonyms
WEAK
assurance calmness composure confidence peace quietness repose security
VERB
upset
Synonyms
STRONGEST
amaze astonish daunt dismay frighten scare startle surprise terrify unnerve
STRONG
chill distress panic spook
WEAK
give a turn make jump scare silly scare stiff scare to death
Antonyms
STRONGEST
calm comfort encourage expect
WEAK
assure gladden reassure repose soothe

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Many analysts have sounded the alarm that a vast number of Chinese EV firms are at risk of collapse.

From BBC • Apr. 17, 2026

“You want to get somebody’s attention really quick? Make the fire alarm go off in your spacecraft when you’re still about 80,000 miles from home,” Wiseman said.

From The Wall Street Journal • Apr. 16, 2026

Fox responded on social media in a post that leaned into the absurdity of the situation rather than alarm.

From Salon • Apr. 11, 2026

Anthropic postponing the release of its new AI model Claude Mythos, said to be so skilled at coding it could be a wicked weapon for hackers, has encountered a mix of alarm and skepticism.

From Barron's • Apr. 10, 2026

Torak watched it snuff the air and fluff out its pale rump fur in alarm.

From "Wolf Brother" by Michelle Paver

Vocabulary lists containing alarm

Words inspired by "Inside Out"

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Common Five-letter Words for Wordle, List 1

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Yikes! Synonyms for "Scared"

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!