PTI may refer to:

Arts and entertainment

  • Pardon the Interruption, an American television sports show
  • PTI, a musical group on the WTII Records label

Organizations

  • Pakistan Tehreek-e-Insaf, a Pakistani political party founded in 1996 by Imran Khan
  • Partai Tionghoa Indonesia (Chinese Indonesian Party), a political party in the Dutch East Indies
  • Pennsylvania Transportation Institute, a research unit of Pennsylvania State University's College of Engineering
  • Philippine Tobacco Institute, a Philippine trade association
  • Piedmont Triad International Airport, an American airport
  • Pittsburgh Technical Institute, an American two-year technical college
  • Portugal Telecom International, a division of Portugal Telecom, a Portuguese telecommunications service provider
  • Post-Tensioning Institute, an American non-profit trade organization
  • Powertech Technology Inc., Taiwanese semiconductor assembler
  • Premier Travel Inn, the former name of the British hotel chain Premier Inn
  • Press Trust of India, an Indian news agency, headquartered in Delhi
  • Public Technical Identifiers, the corporation responsible for maintaining the Internet's unique identifiers on behalf of ICANN as a successor to the Internet Assigned Numbers Authority

Science and technology

  • Page-table isolation, a Linux kernel feature that mitigates the Meltdown security vulnerability
  • Palomar Testbed Interferometer, a long-baseline interferometer at the American Palomar Observatory in San Diego County, California, US
  • PAMP-triggered immunity, an immunity response to pathogen-associated molecular pattern (PAMPs) microbial epitopes in plants
  • Periodical technical inspection of vehicles
  • Proof Tracking Index, used to measure the electrical breakdown (tracking) properties of an insulating material
  • Ti plasmid (pTi), a circular plasmid used in creation of transgenic plants

Other uses

  • Parent-teacher interview, a short conference between students' parents and teachers
  • Physical training instructor, an instructor in physical fitness
  • Pretrial Intervention Program, a program for first-time offenders in New Jersey, US
  • Produce Traceability Initiative, a program to track produce through the supply chain

See also

  • PT1 (disambiguation)