Background

Background is something behind the main object, such as scenery, contemplation, framework etc. It is also the part of a picture that appears to be in the back of the main object appearing furthest to the viewer. The position or function behind the prominent one is also said to be the background. In computing, all the functions are background functions that do not require user's input. It is also the circumstances underlying a particular event or a personality.

Nearby pages
Background level, Background music, Background noise, Background operations or programs on servers, Background radiation, Backgrounder