Background vs. Wallpaper

Background and Wallpaper Definitions
Background
The ground or scenery located behind something.
Wallpaper
Paper often colored and printed with designs and pasted to a wall as a decorative covering.
Background
The part of a pictorial representation that appears to be in the distance and that provides relief for the principal objects in the foreground.
Wallpaper
A picture or design displayed on the background of a computer screen or cellphone.
Background
The general scene or surface against which designs, patterns, or figures are represented or viewed.
Wallpaper
To cover with wallpaper.
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Background
A position, area, or situation that is not immediately in one's attention or notice
You can hear traffic moving in the background during the interview.
Wallpaper
To decorate a wall or room with wallpaper.
Background
(Computers) The environment in which programs operate that the user does not engage with directly
Processes that run in the background.
Wallpaper
(uncountable) Decorative paper-like material used to cover the inner walls of buildings.
Background
The circumstances and events surrounding or leading up to an event or occurrence.
Wallpaper
(countable) A roll of such paper.
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Background
A person's experience, training, and education
Her background in the arts is impressive.
Wallpaper
(countable) A style or design of such material.
He is letting her select the wallpapers for the whole house.
Background
The cultural or social environment in which a person was brought up or has lived
A class with students from many different backgrounds.
Wallpaper
Anything that serves as a background or part of the surroundings.
Background
Subdued music played especially as an accompaniment to dialogue in a dramatic performance.
Wallpaper
An image or tiled pattern used as the background of a computer desktop.
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Background
Sound that intrudes on or interferes with an audio recording.
Wallpaper
Generic footage of a building or location that may be used in the background of a related news report.
Background
Low-level radiation, as from radioactive decay, that exists as part of the natural environment.
Wallpaper
Gaudy mass-produced stamps, typically of little or no value and only produced for sale to collectors.
Background
Less important or less noticeable in a scene or system.
Background noise
The antivirus program runs on a background thread.
Wallpaper
A radio operator's collection of awards and QSL cards.
Background
One's social heritage, or previous life; what one did in the past.
The lawyer had a background in computer science.
Wallpaper
(transitive) To cover (a wall, a room, etc) with wallpaper.
Background
A part of the picture that depicts scenery to the rear or behind the main subject; context.
Wallpaper
A decorative paper for the walls of rooms
Background
Information relevant to the current situation about past events; history.
Wallpaper
Cover with wallpaper
Background
A less important feature of scenery (as opposed to foreground).
There was tons of noise in the background.
The photographer let us pick a background for the portrait.
Background
(computing) The image or color over which a computer's desktop items are shown (e.g. icons or application windows).
Background
(computing) A type of activity on a computer that is not normally visible to the user.
The antivirus program is running in the background.
Background
(physics) background radiation
Background
To put in a position that is not prominent.
Background
(journalism) To gather and provide background information (on).
Background
Ground in the rear or behind, or in the distance, as opposed to the foreground, or the ground in front.
Background
The space which is behind and subordinate to a portrait or group of figures.
Background
Anything behind, serving as a foil; as, the statue had a background of red hangings.
Background
A place in obscurity or retirement, or out of sight.
I fancy there was a background of grinding and waiting before Miss Torry could produce this highly finished . . . performance.
A husband somewhere in the background.
Background
The set of conditions within which an action takes place, including the social and physical conditions as well as the psychological states of the participants; as, within the background of the massive budget deficits of the 1980's, new spending programs had little chance of passage by the congress.
Background
The set of conditions that precede and affect an action, such as the social and historical precedents for the event, as well as the general background{5}; as, against the background of their expulsion by the Serbs, the desire of Kosovars for vengeance is understandable though regrettable.
Background
The signals that may be detected by a measurement which are not due to the phenomenon being studied, and tend to make the measurement uncertain to a greater or lesser degree.
Background
An agreement between a journalist and an interviewee that the name of the interviewee will not be quoted in any publication, although the substance of the remarks may be reported; - often used in the phrase "on background". Compare deep background.
Background
A person's social heritage: previous experience or training;
He is a lawyer with a sports background
Background
The part of a scene (or picture) that lies behind objects in the foreground;
He posed her against a background of rolling hills
Background
Information that is essential to understanding a situation or problem;
The embassy filled him in on the background of the incident
Background
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
Relatively unimportant or inconspicuous accompanying situation;
When the rain came he could hear the sound of thunder in the background
Background
The state of the environment in which a situation exists;
You can't do that in a university setting
Background
(computer science) the area of the screen in graphical user interfaces against which icons and windows appear
Background
Scenery hung at back of stage
Background
Understate the importance or quality of;
He played down his royal ancestry