| SAS | Space Activity Suit / Space Adaptation Syndrome | - | Atmospheric Research Center |
| SAS | Statistical Anal. System | - | Computer Acronyms(common) |
| SAS | Small Angle Scattering | - | Computer Acronyms(common) |
| SAS | Surface-active Substance | - | Computer Acronyms(common) |
| SAS | Serial Attached SCSI | - | Human Genome |
| SAS | Sick As Sh*t | - | NASA |
| SAS | Solar Array SYstem | - | Organizations |
| SAS | StabilitY Augmentation SubsYstem | - | Organizations |
| SAS | StabilitY Augmented SYstem | - | Organizations |
| SAS | Stimuli Analog Refresh Table | - | Organizations |
| SAS | Scandinavian Airline Systems - Second Avenue Subway - Situational Awareness System - Special Air Service - Studies | - | Astronomy |
| SAS | Small Astronomy Satellite | - | Business and Finance |
| SAS | Statistical Analysis System | - | Business and Finance |
