Fail-safe lever Synonyms

Definitions for Fail-safe


  • (adjective) not likely to fail
  • (noun) a measure taken to preclude loss or injury
  • (adjective) eliminating danger by compensating automatically for a failure or malfunction

Definitions for Lever


  • (verb) to raise, move , or pull apart with or as if with a lever
  • (noun) a simple machine that gives a mechanical advantage when given a fulcrum
  • (noun) a rigid bar pivoted about a fulcrum