English abbreviations from sii to sima
- SII(Sania Ramel Airport)
- SIIE(Summer Institute on International Education)
- SIIP(Site Integration Installation Plan)
- SIIT(Saskatchewan Indian Institute of Technologies (Canadian university))
- SIJ(Siglufjörður Airport)
- SIK(Sikeston Memorial Municipal Airport)
- SIL(Supported Independent Living)
- SILA(Sustainable Independent Living And Access)
- SILAC(Stable Isotope Labeling with Amino Acids in Cell Culture)
- SILAS(Student Information Lookup Access System)
- SILC(Shrewsbury International Language Centre)
- SILFI(SanItasi Lingkungan dan FItoteknologi)
- SILK(Speech Information Language Knowledge)
- SILS(Standard for Inter-operable LAN Security)
- SIM((telescope) Space Interferometry Mission, a planned optical space telescope that will be used to measure distances to stars)
- SIMA(System For Identifying Motivated Abilities)
