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

ə-ˈrau̇nd-ṯẖə-ˈkläk 

: 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

Phrase

But through quick thinking, organizing and the generosity of thousands New Yorkers, Pintabona and the other restaurant members put together a massive operation that fed Ground Zero workers around the clock for two months after the attacks. — ABC News, 8 Sep. 2026

Following the first death this year, Burning Man said support resources were available around the clock for attendees, including peer support from Black Rock Rangers and crisis support through Black Rock City’s Emergency Services Department. — Lily Brown, PEOPLE, 7 Sep. 2026

Adjective

That around-the-clock access allows caretakers to notice even subtle changes in Mike’s condition. — Lauren Paige Richeson, USA Today, 28 Aug. 2026

Nuclear plants that once seemed destined for retirement have suddenly become attractive sources of around-the-clock power for technology companies looking for large blocks of reliable electricity. — Robert Rapier, Forbes.com, 23 Aug. 2026

Word History

First Known Use

Phrase

1872, in the meaning defined at sense 1

Adjective

1915, in the meaning defined above

Rhymes for around the clock

• electroshock
• aftershock
• antiknock
• arawak
• hollyhock
• interlock
• manioc
• shuttlecock
• tomahawk
• weathercock
• alcock
• beanstalk