Iff

2 definitions found

From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:

  IFF
       
          1.  {Interchange File Format}.
       
          2. Identify friend or foe (radar).
       


       

From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:

  iff
       
           if and only if, i.e. necessary and
          sufficient.  For example, two figures are {congruent} iff one
          can be placed over the other so that they coincide.
       
          (2002-12-28)