PISI

(redirected from Port-Injection Spark-Ignition)
AcronymDefinition
PISIPine Siskin (bird species)
PISIPort-Injection Spark-Ignition (engine)
PISIPalpap Ichinichi Software International (India)
PISIPalmar Intercalated Segment Instability (hand ligaments)
PISIPrudentialife Information Systems, Inc. (Makati, Philippines)
PISIPrognostic Index of Surgical Infections (gastroenterology)