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Synonyms

background

American  
[bak-ground] / ˈbækˌgraʊnd /

noun

  • backgrounds
    plural
  1. the ground or parts, as of a scene, situated in the rear (opposed to foreground).

  2. Fine Arts.

    1. the part of a painted or carved surface against which represented objects and forms are perceived or depicted.

      a portrait against a purple background.

    2. the part of an image represented as being at maximum distance from the frontal plane.

      majestic mountains in the background.

  3. one's origin, education, experience, etc., in relation to one's present character, status, etc..

    She came from a humble background.

  4. the social, historical, and other antecedents or causes of an event or condition.

    Knowing the background of the war illuminates the latest news reports about it.

    Synonyms:
    medium, sphere, element, milieu, upbringing, environment
  5. the complex of physical, cultural, and psychological factors that serves as the environment of an event or experience; the set of conditions against which an occurrence is perceived.

    Their decisions need to be examined against the background of nineteenth-century marriage laws.

  6. Physics. the totality of effects that tend to obscure a phenomenon under investigation and above which the phenomenon must be detected.

  7. Telecommunications. (in an electronic device for transmitting or receiving signals) the sum of the effects, as noise or random signals, from which a phenomenon must differentiate itself in character or degree in order to be detected.

  8. Computers.

    1. the mode of operation of programs, tasks, or processes that start and run without user input while other programs are being used (often used attributively).

      Background processes—your firewall and your antivirus software—could be what’s slowing your computer down.

    2. on a graphical interface, the position of an active app or window that is visually obscured by the app or window in use.

      The first time she used a smartphone, she didn’t realize she could continue talking while the phone was in the background.


adjective

  1. of, relating to, or serving as a background.

    background noise.

verb (used with object)

  1. to supply a background to.

    The passenger's idle thoughts were backgrounded by the drone of the plane's engines.

  2. to supply a background of information for.

    To background themselves, reporters dug through all available files on the case.

  3. to give scant attention to; put in the background.

    Her sacrifices and lifetime of public service were largely backgrounded and unheralded.

idioms

  1. in the background,

    1. Also into the background unobtrusive; inconspicuous; out of sight or notice; in or into obscurity.

      He kept his dishonest dealings in the background.

    2. Digital Technology. operating or being used without user input or without being displayed by the graphical interface.

      How do I keep this app from downloading news stories in the background while I’m working?

background British  
/ ˈbækˌɡraʊnd /

noun

  1. the part of a scene or view furthest from the viewer

    1. an inconspicuous or unobtrusive position (esp in the phrase in the background )

    2. ( as modifier )

      a background influence

  2. art

    1. the plane or ground in a picture upon which all other planes or forms appear superimposed

    2. the parts of a picture that appear most distant Compare foreground middle-distance

  3. a person's social class, education, training, or experience

    1. the social, historical, or technical circumstances that lead up to or help to explain something

      the background to the French Revolution

    2. ( as modifier )

      background information

    1. a low level of sound, lighting, etc, whose purpose is to be an unobtrusive or appropriate accompaniment to something else, such as a social activity, conversation, or the action of a film

    2. ( as modifier )

      background music

  4. Also called: background radiationphysics low-intensity radiation as, for example, from small amounts of radioisotopes in soil, air, building materials, etc

  5. electronics

    1. unwanted effects, such as noise, occurring in a measuring instrument, electronic device, etc

    2. ( as modifier )

      background interference

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of background

First recorded in 1665–75; back 1 + ground 1

Explanation

Background is what’s behind something — whether it’s physical, like a play’s scenery, or intangible, like a person's life story or the past facts of a current situation. If you are shy, you might try to stay in the background at parties and avoid attention. The original idea of background was the use of stage scenery or painted drops that established a play's setting. Later, the idea expanded to include the figurative meaning of something that was present yet not immediately noticed, such as the background music in a movie. It also came to mean material that happened earlier and contributed to something. If your new boss does a "background check" on you, it's because she wants to know all the trouble you've caused in the past.

Keep Reading on Vocabulary.com

Vocabulary lists containing background

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Emily Sewell, from event producers Culture Creative Limited, said background music would be used in "limited areas" of the site.

From BBC Sep. 18, 2026

By combining the observations and tracking how the object moved over time, the team determined that it behaved much more like a planet orbiting the star than an imaging artifact or a distant background star.

From Science Daily Sep. 17, 2026

Under the new regime, visa holders who need more time will have to file formal applications with the federal government, subjecting themselves to additional background checks, biometric vetting, and other bureaucratic hurdles.

From Slate Sep. 17, 2026

While Severin had an extensive background in acting, singing and dancing, she has found herself learning skills she never imagined, from standing on people’s shoulders to aerial work.

From Los Angeles Times Sep. 14, 2026

Which answer best describes your background with chickens?

From "Unusual Chickens for the Exceptional Poultry Farmer" by Kelly Jones

He attributed this to his longtime desire to “bring people from all backgrounds and cultures together” via his music and performances.

From Los Angeles Times Sep. 16, 2026

Populations with these characteristics have historically been underrepresented in brain imaging studies, making the research an opportunity to examine cognitive aging across a broader range of social, educational, and geographic backgrounds.

From Science Daily Sep. 14, 2026

New Yorkers from all backgrounds flocked to his shop, asking questions about romantic prospects or their children’s futures.

From The Wall Street Journal Sep. 13, 2026

The show interviewed 14 seven-year-olds from vastly different socioeconomic backgrounds.

From BBC Sep. 12, 2026

Wallace and Darwin had emerged from vastly different social and ideological backgrounds.

From "The Gene" by Siddhartha Mukherjee

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