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fail-safe

UK:^*^*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈfeɪlseɪf/US:USA pronunciation: respellingUSA pronunciation: respelling(fāl′sāf′)

Inflections of 'fail-safe' (v): (⇒ conjugate)

fail-safes: v 3rd person singular

fail-safing: v pres p

fail-safed: v past

fail-safed: v past p

fail-safe
WordReference English Thesaurus © 2026

Sense: Ensuring safety in case of malfunction

Synonyms:

safety Collocations

Sense: Unlikely to fail

Synonyms:

guaranteed

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⇱ fail-safe - WordReference.com English Thesaurus

fail-safe