the scenery or ground behind something
the part of a painting or photograph that depicts what lies behind objects in the foreground
an inconspicuous position
prefers to remain in the background
the conditions that form the setting within which something is experienced
information essential to the understanding of a problem or situation
the total of a person's experience, knowledge, and education
= background noise
= background radiation
in computing, low-priority tasks and processes performed by a computer without direct involvement of the operator