- SSU
- Sonoma State University (Academic & Science » Universities)* Savannah State University (Academic & Science » Universities)* Salisbury State University (Academic & Science » Universities)* Southwest State University (Academic & Science » Universities)* Space Science Update (Governmental » NASA)* Stratospheric Sounding Unit (Academic & Science » Meteorology)* Social Sciences Unit (Academic & Science » Universities)* Scientific Support Unit (Governmental » Police)* Synchronisation Supply Unit (Computing » Telecom)* Steady State Universe (Academic & Science » Astronomy)* Star Sensor Unit (Governmental » NASA)* Shawnee State University, Portsmouth, Ohio (Academic & Science » Universities)
Abbreviations dictionary. 2012.