| Acronym | Definition |
|---|
| CSTO➣Collective Security Treaty Organization |
| CSTO➣Computing Systems Technology Office |
| CSTO➣Country Standard Technical Order |
| CSTO➣Computer Systems Technology Office |
| CSTO➣Chief Science and Technology Officer (various organizations) |
| CSTO➣Configuration Standard Technical Order |
| CSTO➣Chief Student Training Officer |
| CSTO➣Country-Specific Technical Order |