| Acronym | Definition |
|---|
| JST | Japan Science and Technology Agency |
| JST | Journal of Science and Technology (biannual publication) |
| JST | Johnstown (Amtrak station code; Johnstown, PA) |
| JST | Japan Standard Time (GMT+0900) |
| JST | Japan Solderless Terminal (est. 1957) |
| JST | J2ee Standard Tools |
| JST | Japanese Standard Time |
| JST | Jrun Server Tags |
| JST | Job Start Time |
| JST | Jubilee Sailing Trust (UK) |
| JST | Joseph Smith Translation |
| JST | JWFC (Joint Warfighting Center) Support Team |
| JST | Job Standard Test (assessment; various organizations) |
| JST | Johnstown, PA, USA - Johnstown Cambria (Airport Code) |
| JST | Japan Steel Tower (steel structures) |
| JST | Joint System Test |
| JST | Jeunes Schaerbeekois Au Travail (French: Schaerbeek Youth at Work; Belgium) |
| JST | Junior Scratch Tour (youth bowling tour) |
| JST | Joint Spatio-Temporal Filtering |
| JST | Junior Scratch Tournament (bowling) |