1. (initialism) .  (w, Institute for the Psychological Sciences) .
  2. (initialism) .  (medicine) Institute on Psychiatric Services.
  3. (initialism) .  (computing) Intrusion Prevention System.
  4. (initialism) .  (computing) (w, Internet Provider Security) .
  5. (initialism) .  (engineering) Iron Piping Size.
  6. Noun.  (plural of, IP) .

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