| PMOS | P-channel Metal Oxide Semiconductor FET | P沟道MOSFET |
| PMOS | Prime Minister's Official Spokesperson | 首相的官方发言人 |
| PMOS | Positive channel Metal- Oxide Semiconductor | 正沟道金属氧化物半导体 |
| PMOS | Positive-Channel Metal Oxide Semiconductor | 正沟道金属氧化物半导体 |
| PMOS | Primary Military Occupational Specialty | 初级军事职业专业 |
| PMOS | Positive Metal Oxide Silicon | 正金属氧化物硅 |
| PMOS | Positive Metal-Oxide Semiconductor | 正金属氧化物半导体 |
| PMOS | Property Management Office Services | 物业管理办公室服务 |
| PMOS | Pseudo-Mean Opinion Score | 伪平均意见得分 |