around the clock

1 of 2

phrase

variants or less commonly round the clock
1
: continuously for 24 hours : day and night without cessation
2
: without relaxation and heedless of time

around-the-clock

2 of 2

adjective

: being in effect, continuing, or lasting 24 hours a day : constant
around-the-clock surveillance

Examples of around the clock in a Sentence

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.
Adjective
Di Bella was seen in the hospital’s evaluation and treatment center, which is now open to patients for around-the-clock care. Victoria Le, Oc Register, 1 Dec. 2025 What truly sets Onefinestay apart from typical vacation rentals is its around-the-clock concierge service, ensuring a seamless experience from start to finish. Annie Archer, Travel + Leisure, 29 Nov. 2025 Since 2021, about a quarter of its roughly 1,600 restaurants have not returned to those around-the-clock hours, so Denny’s eased up on the requirement for a franchise to do so. Jordan Valinsky, CNN Money, 4 Nov. 2025 Her father and stepmother had reorganized their lives in order to look after Franje, who required around-the-clock care. Belinda Luscombe, Time, 3 Nov. 2025 See All Example Sentences for around the clock

Word History

First Known Use

Adjective

1915, in the meaning defined above

Time Traveler
The first known use of around the clock was in 1915

Browse Nearby Words

See all Nearby Words

Cite this Entry

“Around the clock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/around%20the%20clock. Accessed 13 Dec. 2025.

Last Updated: - Definition revised
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