| Acronym | Meaning |
 | SSIS | Space Station Information System |
| SL | Seal |
| IH/SR | Integration Hardware And Software Review |
| V | Volt |
| TDU | Time Display Unit |
| EBU | Eyeballs Up (-GZ) |
| PIC | Programmable Interval Clock |
| PCOT | Payload Center Operations Team |
| IHTV | Interim Hypersonics Test Vehicle |
| FO | Fiber Optics |
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