| Acronym | Definition |
|---|
| PSBI➣Pearl S. Buck International |
| PSBI➣Possible Severe Bacterial Infection |
| PSBI➣Picture Sub-Bitstream Indicator (telecommunications) |
| PSBI➣Primary Source-Based Instruction (information technology curriculum) |
| PSBI➣Prudential Service Bureau, Inc. (Louisville, KY) |
| PSBI➣Pro-Steel Buildings Incorporated (Tallahassee, FL) |