PSDN


AcronymDefinition
PSDNPacket Switched Data Network
PSDNPublic Switched Data Network
PSDNPanasonic Solution Developer Network
PSDNPhilippine Sustainable Development Network
PSDNProgress Software Developers Network (Progress Software Corporation; support service)
PSDNPacific Sexual Diversity Network (HIV/AIDS education)
PSDNPartido Social Democrata Nacional (National Social Democratic Party - Brazil)