Callback may refer to: * Callback (comedy), a joke which refers to one previously told *

Callback (computer programming) In computer programming, a callback is a function that is stored as data (a reference) and designed to be called by another function often ''back'' to the original abstraction layer. A function that accepts a callback parameter may be design ...

, callable (i.e. function) that is passed as data and expected to be called by another callable. *

Callback (telecommunications) In telecommunications, a callback or call-back occurs when the originator of a call is immediately called back in a second call as a response. International calling A callback, in this sense is a method of making low-cost international calls via ...

, the telecommunications event that occurs when the originator of a call is immediately called back in a second call as a response *

Callback verification Callback verification, also known as callout verification or Sender Address Verification, is a technique used by SMTP software in order to validate e-mail addresses. The most common target of verification is the sender address from the message en ...

, a method for e-mail address verification used in SMTP * Web callback, a technology that provides telephone callback for websites * " The Callback", an episode of the TV series ''Smash'' * '' Call Back'', a 2024 album by Minho * Callback, in the performing arts, a stage of the

audition An audition is a sample performance by an actor, singer, musician, dancer or other performer. It typically involves the performer displaying their talent through a previously memorized and rehearsed solo piece or by performing a work or piece gi ...

process

See also