| Acronym | Definition |
|---|
| LRI➣Long-range Research Initiative |
| LRI➣Laboratoire de Recherche en Informatique |
| LRI➣Lerner Research Institute (Cleveland Clinic) |
| LRI➣Livestock Research Institute (Bangladesh) |
| LRI➣Leicester Royal Infirmary (hospital in Leicester, UK) |
| LRI➣Lower Respiratory Infection |
| LRI➣Legal Resource Index |
| LRI➣Law Reform Institute |
| LRI➣Long Range Interceptor |
| LRI➣Limbal Relaxing Incision (eye surgery) |
| LRI➣Lubricants Review Institute (SAE International) |
| LRI➣Leadership Research Institute (Rancho Santa Fe, CA) |
| LRI➣Long Run Initiative (Zeitz Foundation) |
| LRI➣Lightning Rod Insulator |
| LRI➣Laughing Rabbit, Inc. |
| LRI➣Lunar Research Institute |
| LRI➣Logistics Readiness Inspection |
| LRI➣Les Robinson Invitational (Atlantic Coast Conference tournament) |
| LRI➣Line Replaceable Item |
| LRI➣Long-Range International |
| LRI➣Liverpool Royal Infirmary (UK) |
| LRI➣Line Replacement Item |
| LRI➣Low Resolution Image |
| LRI➣Limited Range Intercept |
| LRI➣Life Roles Inventory |
| LRI➣Limited/Laser Range of Intercept |
| LRI➣Left-Right Indicator |
| LRI➣Land Reporting Initiative |
| LRI➣Lawndale Railway & Industrial Company |
| LRI➣Loker Research Institute (University of Southern California) |