| PSWT | PSW Technologies (stock symbol) | PSW Technologies（股票符号） |
| PSWT | P S W Technology, Inc. | P S W科技公司。 |
| PSWT | percentage of standard weight for age | 年龄标准体重百分比 |
| PSWT | Primary Shield Water Tank | 主屏蔽水箱 |
| PSWT | Pitch-Synchronous Wavelet Transform | 基音同步小波变换 |
| PSWT | Pahang-Selangor Water Transfer | 彭亨雪兰莪输水 |
| PSWT | Protection Storage Water Tank | 保护储水箱 |