| Acronym | Meaning |
 | SSH | Saffir-Simpson Hurricane Scale |
| CES | Czech Language (ISO 639-2 Code) |
| SPDT | Single-Pole Double-Throw |
| EHR | Equipment History Record |
| NEA | Near-Earth Asteroid - Nuclear Energy Agency (OECD) |
| SSE | South South-East -Streaming SIMD Extensions |
| SAARC | South Asian Association For Regional Cooperation |
| SAIC | Science Applications International Corporation |
| NAWMP | North American Waterfowl Management Plan (gnaw-wump) |
| WF | Wallis And Futuna Islands (ISO 3166 Digram) |
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