| Acronym | Definition |
|---|
| IRL➣Indy Racing League |
| IRL➣Ireland |
| IRL➣In Real Life |
| IRL➣Republic Of Ireland (Eireann, International Auto Identification) |
| IRL➣Indian River Lagoon |
| IRL➣Institut Ramon Llull (Catalan studies consortium; various locations) |
| IRL➣Industrial Research Limited (New Zealand) |
| IRL➣Instructional Reading Level (education) |
| IRL➣Inter Repeater Link |
| IRL➣Immunohematology Reference Laboratory (various organizations) |
| IRL➣Industrial Research Ltd (New Zealand Crown Research Institute) |
| IRL➣Interrupt Request Line (computing) |
| IRL➣Inter-Repeater Link |
| IRL➣Im Richtigen Leben (German: In real life) |
| IRL➣Industrial Robot Language |
| IRL➣Interactive Reader Language |
| IRL➣Injured Reserve List (football) |
| IRL➣Information Resources Ltd. |
| IRL➣Integrated Regional Laboratories (Ft Lauderdale, Florida) |
| IRL➣Infinite Rocket Launcher (Resident Evil 4 game) |
| IRL➣Internet Reconfigurable Logic |
| IRL➣Information Retrieval Language |
| IRL➣International Refugee Law |
| IRL➣Intelligent Robotics Laboratory (School of Engineering, Vanderbilt University) |
| IRL➣Inspiratory Resistive Loading (respiratory studies) |
| IRL➣Incandescent Reflector Lamp (lighting) |
| IRL➣Integrated Reader Lock |
| IRL➣Institute for Research in Learning |
| IRL➣Information Resource Locator |
| IRL➣Improvised Rocket Launcher (insurgency) |
| IRL➣Integrated Requirements List (US Air Force) |
| IRL➣Information-Based Remaining Lifetime |
| IRL➣Interagency Review Letter |