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We found 32 dictionaries with English definitions that include the word fail-safe: Click on the first link on a line below to go directly to a page where "fail-safe" is defined. General (24 matching dictionaries) fail-safe: American Heritage Dictionary of the English Language [home, info] fail-safe, fail-safe: Collins English Dictionary [home, info] fail-safe: Vocabulary.com [home, info] fail-safe: Macmillan Dictionary [home, info] fail-safe: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Fail-Safe, Fail-safe, fail-safe: Wordnik [home, info] fail-safe: Cambridge Advanced Learner's Dictionary [home, info] fail-safe: Wiktionary [home, info] fail-safe: Compact Oxford English Dictionary [home, info] fail-safe: Webster's New World College Dictionary, 4th Ed. [home, info] fail-safe: The Wordsmyth English Dictionary-Thesaurus [home, info] fail-safe: Infoplease Dictionary [home, info] fail-safe: Dictionary.com [home, info] fail-safe: UltraLingua English Dictionary [home, info] fail-safe: Cambridge Dictionary of American English [home, info] Fail-Safe: Wikipedia, the Free Encyclopedia [home, info] fail-safe: Rhymezone [home, info] fail-safe: Free Dictionary [home, info] fail-safe: Mnemonic Dictionary [home, info] fail-safe: WordNet 1.7 Vocabulary Helper [home, info] fail-safe: LookWAYup Translating Dictionary/Thesaurus [home, info] fail-safe: Dictionary/thesaurus [home, info] Business (2 matching dictionaries) Fail-Safe: MoneyGlossary.com [home, info] fail-safe: INVESTORWORDS [home, info] Computing (3 matching dictionaries) fail-safe: Webster's New World Hacker Dictionary [home, info] fail-safe: Hacking Lexicon [home, info] fail-safe: Encyclopedia [home, info] Medicine (1 matching dictionary) fail-safe: Medical dictionary [home, info] Tech (2 matching dictionaries) fail-safe: Chapters in the Sky [home, info] FAIL-SAFE: Space and Electronic Warfare Lexicon [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (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") ▸ adjective:  guaranteed not to fail ("A fail-safe recipe for cheese souffle")