around–the–clock

adjective

Definition of around–the–clock

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

1915

First Known Use of around–the–clock

1915


AROUND–THE–CLOCK Defined for English Language Learners

around-the-clock

adjective

Definition of around–the–clock for English Language Learners

  • : happening or continuing all day and all night

Learn More about around–the–clock


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to glide in or as if in an airplane

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