YSI


AcronymDefinition
YSIYousendit (File Transfer Website)
YSIYoung Sustainable Impact (Norway)
YSIYouth Service, Inc. (Philadelphia, PA)
YSIYellow Springs Instruments (Yellow Springs, OH)
YSIYou Said It
YSIYoung Social Innovators (Ireland)
YSIYouth Science Institute
YSIYoung Scots for Independence (Edinburgh, Scotland, UK)
YSIYouth Sports Institute (various locations)
YSIYou Stupid Idiot