What does PI stand for?

The list of PI abbreviation meanings.

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1,190 entry under topic. ×

1
Piedmont Airlines(Iata airline designator, Airline, Business)
1
Sun Air(Iata airline designator, Airline, Business)
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APASmart Define. (2018). pi. Retrieved October 1, 2026, from http://smartdefine.org/pi/abbreviations/f/iata_airline_designator
ChicagoSmart Define. 2018. "pi" http://smartdefine.org/pi/abbreviations/f/iata_airline_designator (accessed October 1, 2026).
HarvardSmart Define 2018, pi, Smart Define, viewed 1 October, 2026, <http://smartdefine.org/pi/abbreviations/f/iata_airline_designator>.
MLASmart Define. "pi" 2 February 2018. Web. 1 October 2026. <http://smartdefine.org/pi/abbreviations/f/iata_airline_designator>