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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.
In engineering, a fail-safe is a design feature or practice that, in the event of a failure of the design feature, inherently responds in a way that will cause minimal or no harm to other equipment, to the environment or to people.
Fail Safe is a 1964 Cold War thriller film directed by Sidney Lumet, based on the 1962 novel of the same name by Eugene Burdick and Harvey Wheeler. The film follows a crisis caused by a critical error that sends a group of U.S. bombers to destroy Moscow, and the ensuing attempts to stop the bomber group before it can deploy a nuclear first strike.
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.
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 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.
Synonyms for FAIL-SAFE: reliable, surefire, infallible, sure, unfailing, dependable, certain, can't-miss; Antonyms of FAIL-SAFE: uncertain, doubtful, questionable, fallible.