SY
- SY — (s) Syria (ISO 3166 and FIPS 10-4 country code digram)
- SYC — (s) Seychelles (ISO 3166 trigram)
- SYP — (s) Syrian pound (ISO 4217 currency code)
- SYR — (s) Syria (ISO 3166 trigram)
- SysML — (p) System Modeling Language
Read more about this topic: List Of Acronyms And Initialisms: S