Answer: background

AnswerCrossword Clue
BACKGROUNDSum of one's experience.
BACKGROUNDPerson's experience
BACKGROUNDSIDESTEP ... WATERFALL
backgroundA persistent level of some phenomenon or process, against which particular events or measurements are distinguished, in particular
backgroundThe circumstances, facts, or events that influence, cause, or explain something
backgroundUnwanted signals, such as noise in the reception or recording of sound
backgroundA person's education, experience, and social circumstances
backgroundLow-intensity radiation from radioisotopes present in the natural environment
backgroundUsed to describe tasks or processes running on a computer that do not need input from the user
backgroundThe general scene, surroundings, or circumstances
backgroundThe area or scenery behind the main object of contemplation, esp. when perceived as a framework for it
backgroundto provide with background
backgroundA position or function that is not prominent or conspicuous
backgroundThe part of a picture or design that serves as a setting to the main figures or objects, or that appears furthest from the viewer