- noun the situation of not being needed because other similar things exist
- The quality or state of being redundant.
- The duplication of components, circuits, devices, equipment, systems, mechanisms, procedures, or the like, to allow for continued operation after a failure, malfunction, error, or other problem. For example, the incorporation of redundant components for fault-tolerance, the use of additional bits in error correction, or the use of a RAID for fault-tolerance and data backup.
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