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fail-safe

DEFINITIONS OF: fail-safe

1

adj eliminating danger by compensating automatically for a failure or malfunction

“a fail-safe device in a nuclear weapon to deactivate it automatically in the event of accident”
Synonyms
safe
free from danger or the risk of harm

adj guaranteed not to fail

“a fail-safe recipe for cheese souffle”
Synonyms
secure
free from danger or risk

n a mechanism capable of returning to a safe state in case there is a failure or malfunction

Type of:
mechanism
device consisting of a piece of machinery; has moving parts that perform some function
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