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Definitions

alarm clock

NOUN
clock that wakes sleeper
Synonyms


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.

I use a Hatch alarm clock because I love the gentle wake up of the light.

From The Wall Street Journal • Apr. 27, 2026

But “somebody who tells me that they need a special alarm clock, to me that’d be a rich area to explore,” said Dr. Rafael Pelayo, a clinical professor at Stanford University.

From The Wall Street Journal • Mar. 4, 2026

The metal ring adds minimal weight when attached and allows the phone to stand in portrait or landscape modes—perfect for reading, watching videos, and propping up the phone as a bedside alarm clock.

From Barron's • Nov. 26, 2025

Documents submitted to court during Zou's trial show he searched online for "hidden camera" and "electric alarm clock camera" on the same day and made purchases on eBay of surveillance equipment.

From BBC • Aug. 27, 2025

He wiped off the glass in the front of the alarm clock and the radio too until he could see his own reflection.

From "The Cricket in Times Square" by George Selden




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