PCLS
| Acronym | Definition |
|---|---|
| PCLS | Pierce County Library System (est. 1946; Tacoma, WA) |
| PCLS | Pension Commencement Lump Sum (UK pension legislation) |
| PCLS | Post-Traumatic Checklist Scale (psychology) |
| PCLS | Power Control Lever (helicopters) |
| PCLS | Precision Cut Lung Slice (respiratory physiology) |
| PCLS | Prototype Closed Loop System |
| PCLS | Pass Christian Lighthouse Society (Pass Christian, Mississippi) |