| Acronym | Meaning |
 | PD&RS | Payload Deployment And Retrieval Subsystem |
 | NRZ-L | Non-Return-to-Zero Level |
 | DMS | Docking Mechanism System (Subsystem) |
 | RDX | Cyclotrimethylenetrinitramine |
 | BCH | Bose-Chaudhuri-Hocquenghen (Computer Code) |
 | KT | Kit |
 | MVS | Multiple Virtual Storage |
 | HRM | High Rate Multiplexer |
 | NSTL | National Space Technology Laboratory (was MTF) |
 | PMS | Performance Monitoring System |