Term: background radiation: radiation coming from sources other than those being observed
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: bank failure: the inability of a bank to meet its credit obligations
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: phosphate: a salt of phosphoric acid
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: coraciidae: rollers
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: unrighteousness: failure to adhere to moral principles
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: passing: euphemistic expressions for death
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: single: a base hit on which the batter stops safely at first base
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: continuity: a detailed script used in making a film in order to avoid discontinuities from shot to shot
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: genus schizopetalon: small genus of South American herbs grown for its flowers
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: consumer credit: a line of credit extended for personal or household use
Broader: noise: electrical or acoustic activity that can disturb communication | Unrelated: cult: a religion or sect that is generally considered to be unorthodox, extremist, or false