| Acronym | Definition |
|---|
| PFI➣Pay for Inclusion (web search engines) |
| PFI➣Private Finance Initiative |
| PFI➣Private Finance Initiative (UK) |
| PFI➣Priority for Improvement (various organizations) |
| PFI➣Power Factor Improvement |
| PFI➣Prison Fellowship International |
| PFI➣Port Fuel Injection |
| PFI➣Partition from Image |
| PFI➣Pay for Inclusion |
| PFI➣Port Fuel Injection (engines) |
| PFI➣Performance Freediving International |
| PFI➣Practical Farmers of Iowa |
| PFI➣Pet Food Institute |
| PFI➣Public Finance Initiative |
| PFI➣Primary Financial Institution |
| PFI➣Pipe Fabrication Institute |
| PFI➣Personnel Force Innovation (US DoD) |
| PFI➣Pellet Fuels Institute |
| PFI➣Paul Frank Industries (California) |
| PFI➣Pagan Federation International |
| PFI➣Presence From Innovation LLC |
| PFI➣Partnerships for Inclusion |
| PFI➣Pro-Forma Invoice (Customs) |
| PFI➣Prospective Financial Information |
| PFI➣Pharma Foods International (Japan) |
| PFI➣Pandemic Flu Information (forum) |
| PFI➣Patapsco Female Institute (Maryland) |
| PFI➣Permanent Functional Impairment |
| PFI➣Public Financial Institution (India) |
| PFI➣Performance Feel Index (automotive engineering) |
| PFI➣Prismaflex International |
| PFI➣Performance Factor Interview |
| PFI➣Pill-Free Interval (combined oral contraceptive pill) |
| PFI➣Power Fail Interrupt |
| PFI➣Payload FCS (Frame Check Sequence) Indicator |
| PFI➣Purolator Facet, Inc. (Franklin, TN) |
| PFI➣Pastoral Formation Institute |
| PFI➣Programmable Function Input |
| PFI➣Positive Financial Impact |
| PFI➣Pagtinabangay Foundation, Inc. |
| PFI➣Personal Finance Initiative |
| PFI➣Pre-Fire Inspection |
| PFI➣Partial Frame Image |
| PFI➣Private Fax Interface |
| PFI➣Pristane Formation Index (molecular maturity parameter) |