| Acronym | Definition |
|---|
| PREB➣Post-Retirement Employee Benefits |
| PREB➣Pediatric and Reproductive Endocrinology Branch (National Institute of Child Health and Human Development) |
| PREB➣Prolactin Regulatory Element Binding (protein) |
| PREB➣Puerto Rico En Breve (Spanish: Puerto Rico in Short; Puerto Rican history website) |
| PREB➣Parish Religious Education Board (Chicago, IL) |