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fault tolerance

/ˈfɔlt tɒlərəns/ · fault.tol.er.ance
noun
  1. The ability of a system to continue operating or to recover from a failure or fault without significant loss of data or functionality. The fault tolerance of the new software was a major selling point for the company.
noun
  1. A measure of the degree to which a system can withstand or recover from faults or failures. The fault tolerance of the power grid was tested during the recent storm.
Did you know? Fault tolerance is a key concept in the design of critical systems, such as power grids, financial systems, and healthcare infrastructure, where the consequences of failure can be catastrophic.
Written by Lexi Wordsworth, Dictionary Editor 1 lookups Added Aug 11, 2026