: relating to or being a computer or program with a self-contained backup system that allows continued operation when major components fail
fault tolerance noun

Examples of fault-tolerant in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These efforts parallel similar work at Google and Microsoft, suggesting that the next frontier in quantum computing may focus less on raw speed demonstrations and more on creating truly fault-tolerant systems capable of sustained, reliable operation. Luis E. Romero, Forbes, 10 Mar. 2025 The technology is still in its infancy, and fully scalable, fault-tolerant quantum computers are likely years, if not decades, away. Yuval Boger, Forbes, 7 Mar. 2025

Word History

First Known Use

1975, in the meaning defined above

Time Traveler
The first known use of fault-tolerant was in 1975

Browse Nearby Words

Cite this Entry

“Fault-tolerant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fault-tolerant. Accessed 22 Mar. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!