a mechanism capable of returning to a safe state in case there is a failure or malfunction; 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"; guaranteed not to fail; "a fail-safe recipe for cheese souffle"
Frequently asked questions for fail-safe:
How many solutions are there for the crossword clue "FAIL-SAFE"?
There are 12 solutions. The longest is INVULNERABLE with 12 letters, and the shortest is FIRM with 4 letters.
How can I find the solution for "FAIL-SAFE"?
Use our smart search feature to filter by word length. Our system organizes results by frequency and relevance. Search through millions of answers to thousands of crossword clues—for free!
Is crossword puzzle clue "FAIL-SAFE" trending today?