IJS

AcronymDefinition
IJSI Just Saw
IJSInstitut Jozef Stefan (Slovenian institute)
IJSInk Jet Server
IJSI'm Just Saying
IJSInternacia Junulara Semajno (Esperanto: International Youth Week; Hungary)
IJSIndividual Job Search (various locations)
IJSIndian Journal of Surgery
IJSInstitute of Jesuit Sources
IJSIntrinsic Jitter Spectrum
IJSISU (International Skating Union) Judging System (figure skating scoring system)