| Acronym | Meaning |
![](file.png) | SEACF | Support Equipment Assembly And Checkout Facility |
![](file.png) | SEADS | Shuttle Entry Air Data Sensor |
![](file.png) | SEADS | Shuttle Entry Air Data System |
![](file.png) | SEADS | Shuttle EntrY Air Data System (Subsystem) |
![](file.png) | SEAID | SuPport Equipment Abbreviated Items Description |
![](file.png) | SEAPG | Support Equipment Acquisition Planning Group |
![](file.png) | SEARCHS | Shuttle Engineer' |
![](file.png) | SEARCHS | Simulation |
![](file.png) | SEB | Scientific Equipment Bay |
![](file.png) | SEB | Source Evaluation Board |
![](file.png) | SEB | Support Equipment Building |
![](file.png) | SEB | SYstems Engineering Branch |
![](file.png) | SEC | Second |
![](file.png) | SEC | Secondary |
![](file.png) | SEC | Secondary |
![](file.png) | SEC | Sequential Events Controller |
![](file.png) | SEC | Source Evaluation Committee |
![](file.png) | SECO | Sustainer Engine Cutoff |
![](file.png) | SECS | Shuttle Events Control |
![](file.png) | SECS | Standard Cubic Centimeters Per Second |
![](file.png) | SEE | Special Purpose End Effector |
![](file.png) | SEE | Standard End Effector |
![](file.png) | SEE | Subsystem |
![](file.png) | SEG | Segment |
![](file.png) | SEI | SuPPort EquiPment Installation |
![](file.png) | SEI | SYstem Engineering Groundrule |
![](file.png) | SEICO | SuPPort EquiPment Installation And Checkout |
![](file.png) | SEICO | System Engineering Instrumentation |
![](file.png) | SEL | Select |
![](file.png) | SEM | Scanning Electron Microscope |
![](file.png) | SEM | Seller's Engineering Memo |
![](file.png) | SEM | Space Environment Monitoring |
![](file.png) | SEM | System Engineering Management |
![](file.png) | SEMS | Space Environment Monitor System |
![](file.png) | SEN | Sensor |
![](file.png) | SEND | Shared Equipment Need Date |
![](file.png) | SENS | Sensitivity |
![](file.png) | SEO | Special Engineering Order |
![](file.png) | SEOS | Synchronous Earth Observation Satellite |
![](file.png) | SEP | Separation |
![](file.png) | SEP | Source Evaluation Panel |
![](file.png) | SEP | SUPPort Equipment Package |
![](file.png) | SEPAP | Shuttle Electrical Power Analysis Program |
![](file.png) | SEPAR | Shuttle Electrical Power Analysis Report |
![](file.png) | SEPS | Solar Electric Propulsion System |
![](file.png) | SEQ | Sequence |
![](file.png) | SER | Serial |
![](file.png) | SERB | Shuttle Engineering Review Board |
![](file.png) | SERB | Systems Engineering Review Board |
![](file.png) | SERS | Shuttle Equipment Record System |