The Collaborative International Dictionary of English v.0.48:

Phatagin \Phat"a*gin\, n. [Cf. Gr. ?; perhaps from native name.]
   (Zool.)
   The long-tailed pangolin (Manis tetradactyla); -- called
   also ipi.
   [1913 Webster] PhD

V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

IPI
       Intelligent Peripheral Interface [protocol]


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

IPI
       Inter-Processor Interrupt (CPU, SMP)