PPI
PPI is an acronym for:
- Partito Popolare Italiano, a former Italian party
- Gabarit passe-partout international, a gauge of the railway
- Payment Protection Insurance, the English-language term for payment protection insurance
- Perhimpunan Pelajar Indonesia, one represented in many countries union for students abroad Indonesians
- Pirate Parties International, a worldwide federation of pirate parties
- Producer Price Index, the Producer Price Index
- Productivity Products International, a company that was founded by Brad Cox to promote it to Objective- C
- Public Policy Institution, a think tank
- Airfield Port Pirie in South Australia (IATA )
Science
- Peptidyl-prolyl cis-trans isomerase, an enzyme
- Plan position indicator, a synonym for radar screen, see the radar screen
- Positive Polarity Item, a linguistic technical term, see polarity element
- Proton pump inhibitor, a drug against stomach diseases, see proton pump inhibitor
- Abbreviated Polyperylenetetracarbonsäurediimid, polymer of the PDI, polycyclic aromatic, also MePTCDI
- Prepulse inhibition, a neurological effect
- Present Pain Intensity Scale, a scale used to determine pain
- Protein-protein interaction, an interaction between two or more proteins
- Process Performance Indicator, Key Performance Indicator for processes
PPi
- Diphosphate, an anion
Ppi
- Pixels per inch, unit of dot density
- Pores per inch, pores per inch, unit of measurement for porous materials, see pore density
- Disambiguation
- Abbreviation