fail-safe

• Descreve um sistema, dispositivo ou plano projetado para evitar falhas ou para operar com segurança mesmo se alguma parte falhar, minimizando consequências danosas.

Describes a system or plan designed to prevent failure or to operate safely even if a part fails.

1. Guaranteed not to failB2formal

   Designed or intended to be completely reliable and without risk of failure.

   À prova de falhas

   • The engineers developed a fail-safe system for the nuclear reactor.
   • This plan is not fail-safe; we need a backup.
   • A fail-safe mechanism ensures the parachute opens automatically.

   Sinônimosbulletproofcertaindependablefoolproofinfalliblereliablesure-fireunerring

   Antônimosfallibleriskyunreliableunsafe

2. Automatically compensating for failureB2formal

   Eliminating danger by automatically compensating for a failure or malfunction.

   À prova de falhas

   • The aircraft has a fail-safe autopilot that engages if the pilot loses control.
   • Fail-safe brakes are designed to engage if the main system fails.
   • The software includes a fail-safe mode that prevents data loss.

• Mecanismo ou sistema projetado para entrar automaticamente em um estado seguro em caso de falha ou avaria, evitando consequências graves. Também se diz de algo que não causa danos mesmo quando falha.

1. Safety mechanismB2formaltechnical

   A mechanism or system designed to automatically return to a safe condition in the event of a failure or malfunction.

   Proteção contra falhas

   • The aircraft's fail-safe ensures the landing gear deploys even if the main system fails.
   • Engineers installed a fail-safe to shut down the reactor in an emergency.
   • The software includes a fail-safe that prevents data loss during a crash.

   Sinônimosbackstopsafeguardsafety device