PAPI
PAPI most often denotes the Precision Approach Path Indicator that guides aircraft during landing, while the acronym also appears in computing, printing and market‑research contexts.
Miscellaneous
Personal Approach Path Indicator
Precision Approach Path Indicators
Pharmacogenomics of Anti platelet Intervention
Pass A Post It
Phonetics and Phonology in Iberia
Governmental
Computing
Public And Private Information
Point Of Access To Providers Of Information
Printing Application Programming Interface