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


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


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