background : Idioms & Phrases


background knowledge

  • noun information that is essential to understanding a situation or problem
    background.
    • the embassy filled him in on the background of the incident
WordNet

background level

  • noun the amplitude level of the undesired background noise
    noise level.
WordNet

background noise

  • noun extraneous noise contaminating sound measurements that cannot be separated from the desired signal
    ground noise.
WordNet

background processing

  • noun the execution of low priority programs while higher priority programs are not using the processing system
    backgrounding.
WordNet

background radiation

  • noun radiation coming from sources other than those being observed
WordNet

background signal

  • noun extraneous signals that can be confused with the phenomenon to be observed or measured
    background.
    • they got a bad connection and could hardly hear one another over the background signals
WordNet

cosmic background radiation

  • noun (cosmology) the cooled remnant of the hot big bang that fills the entire universe and can be observed today with an average temperature of about 2.725 kelvin
    CMB; cosmic background radiation; CBR; cosmic microwave background; CMBR.
WordNet

cosmic microwave background

  • noun (cosmology) the cooled remnant of the hot big bang that fills the entire universe and can be observed today with an average temperature of about 2.725 kelvin
    CMB; cosmic background radiation; CBR; cosmic microwave background; CMBR.
WordNet

cosmic microwave background radiation

  • noun (cosmology) the cooled remnant of the hot big bang that fills the entire universe and can be observed today with an average temperature of about 2.725 kelvin
    CMB; cosmic background radiation; CBR; cosmic microwave background; CMBR.
WordNet

screen background

  • noun (computer science) the area of the screen in graphical user interfaces against which icons and windows appear
    background; desktop.
WordNet