English abbreviations from issvd to isy
- ISSVD(International Society for the Study of Vulvovaginal Disease)
- IST(Information System Technology)
- ISTA(International Safe Transit Association)
- ISTAR(Intelligence, Surveillance, Target Acquisition, and Reconnaissance)
- ISTC(Institute of Scientific and Technical Communications (UK))
- ISTE(International Society for Technology in Education)
- ISTeC((organization) International Small Telescope Cooperative)
- ISTQB(International Software Testing Qualifications Board)
- ISTS(Intel Science Talent Search)
- ISTY(Institut des Sciences et Techniques des Yvelines)
- ISU(Integrated Sight Unit)
- IS-U(Industry Specific for Utilities)
- ISUP(International Summer University Program)
- ISURP(Iowa State University Research Park)
- ISV(Independent Software Vendor)
- ISW(South Wood County Airport (Alexander Field))
- ISWAK(It Started With A Kiss)
- ISY((observing program/meeting) International Space Year, the name given to a celebration of space exploration as well as a series of coordinated astronomical observations and a series of meetings to plan future astronomy research efforts)
