alarming

adjective

alarm·​ing ə-ˈlär-miŋ How to pronounce alarming (audio)
Synonyms of alarmingnext
: causing people to feel danger or alarm or to be worried or frightened
alarming news
The statistics revealed an alarming increase in childhood obesity.
alarmingly
ə-ˈlär-miŋ-lē
adverb
an alarmingly high rate of infection

Examples of alarming in a Sentence

an alarming rise in her fever, causing the doctor to fear the worst
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Trump has already shown an alarming comfort with using other HHS agencies to further his political agenda — for example, special vouchers promising speedy product reviews were reportedly used to reward companies that signed onto his drug pricing scheme. Lisa Jarvis, Mercury News, 27 June 2026 More alarming than the temperature itself are the dangerous heat index values expected to exceed 105 degrees. Mike Augustyniak, CBS News, 26 June 2026 At the same time … the studios are pumping out money grabs like Donkey at an alarming pace. Jason P. Frank, Vulture, 26 June 2026 That was a question at Aspen Ideas Health this week, posed on the heels of the recent Edelman Trust Barometer and its alarming numbers on public trust in science and medicine. Lisa Fitzpatrick, Forbes.com, 25 June 2026 See All Example Sentences for alarming

Word History

Etymology

from present participle of alarm entry 2

First Known Use

1658, in the meaning defined above

Time Traveler
The first known use of alarming was in 1658

Browse Nearby Words

Cite this Entry

“Alarming.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alarming. Accessed 1 Jul. 2026.

More from Merriam-Webster on alarming

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster