LPSI

AcronymDefinition
LPSILow Pressure Safety Injection (nuclear power)
LPSILivestock and Poultry Sciences Institute (USDA)
LPSILa Piccola Scuola Italiana (Italian: Little Italian School; San Francisco, CA)
LPSIlights per square inch
LPSILiberty Payment Services Inc.
LPSILoss Prevention Systems, Inc. (Kennesaw, GA)
LPSILaboratoire de Physique des Surfaces et Interfaces (French: Laboratory of the Physics of Surfaces and Interfaces; Belgium)