Redundancy may refer to: Redundant acronym syndrome syndrome Redundant church Redundancy (engineering) Redundancy (information theory) Redundancy (language) Redundancy (total quality management) Redundancy (user interfaces) Data redundancy Gene redundancy Logic redundancy Layoff, dismissal of an employee for lack of available work Redundant code, computer program code that's executed but has no effect on the output of the program Tautology (rhetoric), unnecessary repetition of meaning Database… (More on Redundancy)