| Acronym | Meaning |
 | RAL | ResPonsibiiitV Aslignment List |
 | PTT | Push-to-Talk |
 | MDS | Minimum Discernible Signal |
 | FCI | Flight Control Indicator |
 | GCDC | Ground Checkout Display And Control |
 | DP/DT | Delta Pressure/delta Time |
 | SEC | Secondary |
 | LCA | Load Controller (Control) Assembly |
 | HFTS | Horizontal Flight Test Simulator |
 | ORF | Orifice |