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- Dictionaryfail-safe/ˈfāl ˌsāf/
adjective
- 1. causing a piece of machinery or other mechanism to revert to a safe condition in the event of a breakdown or malfunction: "a forklift with a fail-safe device"
noun
- 1. a system or plan that comes into operation in the event of something going wrong or that is there to prevent such an occurrence: "the secondary safety system is indeed a fail-safe"
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1. : incorporating some feature for automatically counteracting the effect of an anticipated possible source of failure. 2. : being or relating to a safeguard that prevents continuing on a bombing mission according to a preconceived plan. 3. : having no chance of failure : infallibly problem-free.
Fail-safe means that a device will not endanger lives or property when it fails. Fail-secure, also called fail-closed, means that access or data will not fall into the wrong hands in a security failure.
FAIL-SAFE definition: 1. very unlikely to fail: 2. If something is fail-safe, it has been designed so that if one part…. Learn more.
FAIL-SAFE meaning: 1. very unlikely to fail: 2. If something is fail-safe, it has been designed so that if one part…. Learn more.
1. designed to return to a safe condition in the event of a failure or malfunction. 2. (of a nuclear weapon) capable of being deactivated in the event of a failure or accident. 3. unlikely to fail; foolproof.
Fail-safe definition: pertaining to or noting a mechanism built into a system, as in an early warning system or a nuclear reactor, for insuring safety should the system fail to operate properly.. See examples of FAIL-SAFE used in a sentence.
Definitions of fail-safe. adjective. 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. adjective. guaranteed not to fail.
Definition of fail-safe adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
adj. 1. equipped with a secondary system that ensures continued operation even if the primary system fails. 2. denoting a system of safeguards in which bombers may not proceed past a prearranged point or nuclear weapons may not be armed without direct orders. 3. guaranteed to work; totally reliable. n. 4. a fail-safe mechanism, system, or the like.
Fail-safe definition: Capable of compensating automatically and safely for a failure, as of a mechanism or power source.
