alarm Definition in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “alarm” - English Dictionary

"alarm" in American English

See all translations

alarmnoun

us   /əˈlɑrm/
  • alarm noun (ANXIETY)

[U] sudden anxiety and fear, esp. that something very bad or dangerous might happen: Nicholas detected a note of alarm in her voice.
  • alarm noun (WARNING)

[C] a warning signal such as a loud noise or flashing light that gets your immediate attention, or a device that produces such a signal: Firefighters said the tragedy could have been avoided if the house had had smoke alarms.

alarmverb [T]

us   /əˈlɑrm/
to feel or cause sudden anxiety and fear: Guests were sometimes alarmed to learn that we never locked the doors of the house.
alarming
adjective us   /əˈlɑr·mɪŋ/
Stock prices began to rise at an alarming rate.
(Definition of alarm from the Cambridge Academic Content Dictionary © Cambridge University Press)







"alarm" in British English

See all translations

alarmnoun

uk   /əˈlɑːm/ us   /əˈlɑːrm/
  • alarm noun (WARNING)

[C] a warning of danger, usually a loud noise or flashing light: If there's any trouble, raise/sound the alarm by pulling the emergency cord. The first two bomb alerts were false alarms, but the third was for real.
B1 [C] a device that makes a loud noise to warn of danger: a burglar/car/fire/smoke alarm
B1 [C] If an electronic device such as a watch or computer has an alarm, it can be set to make a noise at a particular time.

expend iconexpend iconMore examples

  • alarm noun (WORRY)

C2 [U] sudden worry and fear, especially that something dangerous or unpleasant might happen: I didn't tell her that he was late because I didn't want to cause her any alarm. Villagers have reacted with alarm to news of a proposed new road.

expend iconexpend iconMore examples

alarmverb [T]

uk   /əˈlɑːm/ us   /əˈlɑːrm/
(Definition of alarm from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of alarm?
Add Cambridge dictionaries to your browser to your website
Avoiding common errors with the word enough.
Avoiding common errors with the word enough.
by ,
May 25, 2016
by Liz Walter Enough is a very common word, but it is easy to make mistakes with it. You need to be careful about its position in a sentence, and the prepositions or verb patterns that come after it. I’ll start with the position of enough in the sentence. When we use it with a noun,

Read More 

Word of the Day

environment

the air, water, and land in or on which people, animals, and plants live

Word of the Day

decision fatigue noun
decision fatigue noun
May 30, 2016
a decreased ability to make decisions as a result of having too many decisions to make Our brains have a finite number of decisions they can make before they get depleted and become less discerning – so this is called decision fatigue.

Read More