| Acronym | Definition |
|---|
| WSSC➣Washington Suburban Sanitary Commission |
| WSSC➣Washington State Supreme Court (judiciary) |
| WSSC➣Water Supply and Storage Company |
| WSSC➣Web Services Secure Conversation (Oasis) |
| WSSC➣Western States Sign Council (Phoenix, AZ) |
| WSSC➣Weather Systems Support Cadre |
| WSSC➣Weapon System Support Code |
| WSSC➣Women for a Social Security Choice |
| WSSC➣Wavelength Selective Switch Included (Siemens) |