IFF

  1. (initialism) .  Interchange File Format, a file format standard developed for Amiga computers.
  2. (initialism) .  identification friend or foe.
  3. (abbreviation) .  (context, mathematics) if and only if; used to show that the predicate that follows it has the same truth value as the predicate that precedes it.

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This entry was last updated on RefTopia from its source on 3/20/2012.