or call-back

  1. an act of calling back.
  2. a summoning of workers back to work after a layoff.
  3. a summoning of an employee back to work after working hours, as for emergency business.
  4. a request to a performer who has auditioned for a role, booking, or the like to return for another audition.
  5. recall(def 12).
  6. a return telephone call.
  1. of or relating to such a call: Please leave a callback number.

Origin of callback

First recorded in 1925–30; noun use of verb phrase call back Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for callback

Contemporary Examples of callback