| Acronym | Meaning |
| MEAR | Maintenance Engineering Analysis Request |
| EKG | Electrocardiograph (Instrument) |
| EMN | Engineering Management Network |
| PPC | Phased Provisioning Code |
| GPA | General Purpose Amplifier |
| RMS | Remote ManiPulator System (SubsYstem) |
| MW | Mmw Milliwatt |
| HV | High Voltage |
| GSEL | Ground Support Equipment List |
| UBE | Universal Bus Exercisor |