fault-tolerant

adjective

fault-tol·​er·​ant ˈfȯlt-ˌtä-lə-rənt 

: 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

Rajeeb Hazra, Quantinuum’s CEO, said the funding will help establish the hardware and supply chain needed for fault-tolerant quantum computers. — Aamir Khollam, Interesting Engineering, 9 Sep. 2026

Anchor tenant PsiQuantum aims to build the country’s first million qubit, fault-tolerant quantum computer here. — Yunus Emre Tozal, Chicago Tribune, 7 Sep. 2026

PsiQuantum’s methodology is based on semiconductor-style manufacturing techniques and photonic qubits, aiming to build a fault-tolerant machine instead of just making NISQ processors larger. — Chuck Brooks, Forbes.com, 28 Aug. 2026

Word History

First Known Use

1975, in the meaning defined above

Rhymes for fault-tolerant

• intolerant
• tolerant