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

This makes sense since parents spend more time with their children and can impact progress around the clock. — Jeff Beck, Forbes.com, 7 July 2026

Or 24 hours with proper lighting — The flag can fly around the clock if it is properly illuminated at night. — Sacbee.com, 3 July 2026

Adjective

But high-level communications are ongoing around-the-clock to salvage the ceasefire, said the official, who spoke on condition of anonymity to discuss the delicate behind-the-scenes negotiations. — ABC News, 8 July 2026

Having that many experts on hand ensures clients receive personal, around-the-clock service, so they’re taken care of at every stage of their journey. — William Jones, USA Today, 8 July 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