| pps | pulse-per-second |
|---|---|
| PPT | 3'-polypurine tract |
| PPT | P, preprotachykinin |
| PPT | Palmitoyl protein thioesterase |
| PPT | Pedunculopontine tegmental nucleus |
| PPT | Physical Performance Test |
| PPT | Postpartum thyroiditis |
| PPT | Pressure pain threshold |
| ppt | part per trillion |
| PPT | pedunculopontine tegmental |