around-the-clock

adjective

Definition of around-the-clock 

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

First Known Use of around-the-clock

1915, in the meaning defined above

Keep scrolling for more

Learn More about around-the-clock

Share around-the-clock

Dictionary Entries near around-the-clock

Arouet

around

around about

around-the-clock

around the world

aroura

arousal

Statistics for around-the-clock

Look-up Popularity

Time Traveler for around-the-clock

The first known use of around-the-clock was in 1915

See more words from the same year

Keep scrolling for more

More Definitions for around-the-clock

around-the-clock

adjective

English Language Learners Definition of around-the-clock

: happening or continuing all day and all night

More from Merriam-Webster on around-the-clock

See words that rhyme with around-the-clock

Comments on around-the-clock

What made you want to look up around-the-clock? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

evasion of direct action or statement

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

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