Look up PCI in Wiktionary, the free dictionary.

PCI may refer to:

• Payment card industry, businesses associated with debit, credit, and other payment cards
  • Payment Card Industry Data Security Standard, a set of security requirements for credit card processors
• Provincial Competitiveness Index, a governance index of Vietnamese provinces
• Ceridian-UCLA Pulse of Commerce Index, a U.S. economic indicator based on trucking fuel consumption
• Per capita income
• Equitable PCI Bank, a Philippine bank

• Panel call indicator, telephone signalling system
• Pavement condition index, used in transportation civil engineering
• Perturbational Complexity Index, a scalar measure of consciousness level in neurological patients.
• Picocurie (pCi), a unit of radioactivity
• Peripheral Component Interconnect, a computer bus
  • PCI-X (PCI eXtended), a computer bus
  • PCI Express (PCIe), a computer bus
• Projects of Common Interest, a category of EU projects for interconnecting energy infrastructures
• Protocol-control information, in telecommunication
• Pulverized coal injection method, in blast furnaces

• Percutaneous coronary intervention, a set of procedures used to treat coronary heart disease
• Photochemical internalization, a light-triggered drug delivery method
• Potato carboxypeptidase inhibitor, a natural peptide usable for thrombolytic and cancer therapy
• Prophylactic cranial irradiation, a management option for certain types of aggressive cancers
• Protein C inhibitor, a serine protease inhibitor

• Paralympic Committee of India, which selects athletes to represent India at international athletic meets
• Parti Communiste Internationaliste, a French political party
• Partito Comunista Italiano, a former Italian communist party
• Peer Community in, communities of researchers reviewing and recommending preprints in their field
• Pentecostal Collegiate Institute (New York), 1900–1903, US
• Pentecostal Collegiate Institute (Rhode Island), 1902–1918, US
• Pharmacy Council of India, a statutory body in India
• Porter and Chester Institute, a technical school in Connecticut and Massachusetts, US
• Post Carbon Institute, an organization advocating a more resilient, equitable, and sustainable world
• Presbyterian Church in Ireland, a Protestant denomination in Ireland
• Project Concern International, a humanitarian organization
• Public Communications Inc., a Chicago-based national public relations agency

• Duruwa language (ISO 639-3 code)

• PPCI (disambiguation)
• Pavement condition index

This disambiguation page lists articles associated with the title PCI.
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