| Abbreviation | Definition |
|---|---|
| MS | Memory Scrubbing |
| MS | Memory Stick |
| MSA | Memory Stick Audio |
| MSB | Main SwitchBoard |
| MSB | Most Significant Bit |
| MSC | Memory Stall Cycle |
| MSCB | MIDAS (Maximum Integrated Data Acquisition System) Slow Control Bus |
| MSCM | Multiple Slots on Continuation Mechanism |
| MSCQ | Maximum Storage Capacity Quantity |
| MSDS | Maintenance Service Docket Sticker |
| MSFC | Multilayer Switching Feature Card |
| MSI | Man-System Integration |
| MSI | Medium-Scale Integration |
| MSL | Maximum Segment Lifetime |
| MSN | Most Significant Nibble |
| MSP | Mixed Signal Processor |
| MSR | Machine State Register |
| MSR | Maximum Sensing Range |
| MSS | Measurement and Stimulus Sub-system |
| MSS | Median Signal Selector |