| Acronym | Definition |
|---|
| PLCI➣Physical Link Connection Identifier (digital network technology) |
| PLCI➣Professional Learning Communities Institute (Maryland) |
| PLCI➣Percentage of Luminal Circumference Involved (circulation research) |
| PLCI➣Piscataqua Landscaping Company, Inc. (Eliot, ME) |
| PLCI➣Patella-Lateral Condyle Index |
| PLCI➣Prophylactic Lung Cancer Irradiation (oncology) |