DuckCorp Dico

Found one definition

1.                 From The Free On-line Dictionary of Computing (19 January 2023):
                   
   
   
                   
                     
   fault tolerance
   fault tolerant
   FT
      <architecture> 1. The ability of a system or component to
      continue normal operation despite the presence of hardware or
      software faults.  This often involves some degree of
      redundancy.
      2. The number of faults a system or component can withstand
      before normal operation is impaired.
      (1995-04-06)