YSIA stands for Young Survivors in Action (breast cancer support group; various locations) YSIA stands for Youth Support Institute of…
YSIMSTE stands for York Seneca Institute for Mathematics, Science and Technology Education (Toronto, Ontario, Canada)
YSIS stands for Yayasan Sultan Idris Shah (Malaysian college) YSIS stands for York Students in Schools (Heslington, York, England, UK)
YSEP stands for Young Scientist Exchange Program (Japan) YSEP stands for Youth Science Enrichment Program
YSES stands for Yorkshire Schools Exploring Society (UK) YSES stands for Young Software Engineers' Society
YSECS stands for Yale Society for the Exploration of Campus Secrets
YSEC stands for Yale Student Environmental Coalition YSEC stands for York Sustainable Enterprise Consultants (Canada; York University) YSEC stands for…
YSF stands for Yaesu System Fusion (digital radio system) YSF stands for Youth Science Foundation (Canada) YSF stands for Youth…