SII may be an acronym of:
- Chartered Institute for Securities & Investment (Securities & Investment Institute), a London-based professional and training body
- Investigation Bureau for Railway, Funicular and Boat Accidents (Servizio dāinchiesta sugli infortuni dei trasporti pubblici), a Swiss Government accident and incident investigation agency
- Seiko Instruments Inc., one of three core companies of the Seiko Group
- Serum Institute of India (SII) is an Indian biotechnology and bio-pharmaceuticals company.
- Silicon Image Inc., a manufacturer of wireless and wired connectivity products used for high-definition content
- Smith International Inc., New York Stock Exchange ticker symbol
- Speech transmission index (Speech intelligibility index), a way to measure the understandability of speech for a listener in different conditions (noise, hearing loss, etc.)
- Standards Institution of Israel, the national standard-setting organization of Israel and an ISO member organization
- Strong Interest Inventory, one of the most popular career assessment tools
or it may refer to
- Secondary somatosensory cortex (S2), a functionally-defined region in the brain's parietal cortex
- Samsung Galaxy S II, or Samsung Galaxy S2, the successor to the Samsung Galaxy S
- Solvency II, a European directive to harmonise insurance regulation
This disambiguation page lists articles associated with the title SII.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: