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English definition of “fuse”

fuse

noun [C] (SAFETY PART)    /fjuːz/
a small safety part in an electrical device or piece of machinery that causes it to stop working if the electric current is too high, and so prevents fires or other dangers: My hairdryer's stopped working - I think the fuse has blown (= broken). Have you tried changing the fuse?Electrical components and circuitry
(Definition of fuse noun (SAFETY PART) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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