background as in a person's social heritage: previous experience or training
"he is a lawyer with a sports background"
background as in the part of a scene (or picture) that lies behind objects in the foreground
"he posed her against a background of rolling hills"
ground fix firmly and stably; confine or restrict to the ground; place or put on the ground ; instruct someone in the fundamentals of a subject ; bring to the ground; hit or reach the ground ; throw to the ground in order to stop play and avoid being tackled behind the line of scrimmage ; hit a groundball; hit onto the ground ; cover with a primer; connect to a ground; use as a basis for; the solid part of the earth's surface; a rational motive for a belief or action; the loose soft material that makes up a large part of the land surface; a relation that provides the foundation for something; a position to be won or defended in battle (or as if in battle); the part of a scene (or picture) that lies behind objects in the foreground; material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use); a relatively homogeneous percept extending back of the figure on which attention is focused ; a connection between an electrical device and a large conducting body, such as the earth (which is taken to be at zero voltage) ; (art) the surface (as a wall or canvas) prepared to take the paint for a painting ; the first or preliminary coat of paint or size applied to a surface
background as in information that is essential to understanding a situation or problem
"the embassy filled him in on the background of the incident"
background knowledge information that is essential to understanding a situation or problem
background as in extraneous signals that can be confused with the phenomenon to be observed or measured
"they got a bad connection and could hardly hear one another over the background signals"
background signal extraneous signals that can be confused with the phenomenon to be observed or measured
background as in relatively unimportant or inconspicuous accompanying situation
"when the rain came he could hear the sound of thunder in the background"
background as in the state of the environment in which a situation exists
"you can't do that in a university setting"
setting the context and environment in which something is set; the state of the environment in which a situation exists; arrangement of scenery and properties to represent the place where a play or movie is enacted ; the set of facts or circumstances that surround a situation or event; the physical position of something; a table service for one person; a mounting consisting of a piece of metal (as in a ring or other jewelry) that holds a gem in place
scopean area in which something acts or operates or has power or control: "the range of a supersonic jet"; the state of the environment in which a situation exists; a magnifier of images of distant objects ; electronic equipment that provides visual images of varying electrical quantities
background as in (computer science) the area of the screen in graphical user interfaces against which icons and windows appear
desktop the top of a desk ; (computer science) the area of the screen in graphical user interfaces against which icons and windows appear
screen background (computer science) the area of the screen in graphical user interfaces against which icons and windows appear