| Acronym | Meaning |
| MLB | Major League Baseball |
| PTSD | Post-Traumatic Stress Disorder |
| FRCP | Federal Rules Of Civil Procedure |
| MCIS | Mellon Collie And The Infinite Sadness |
| IMS | Information Management System - International Meat Secretariat - Ion Mobility Spectrometer |
| CMA | U.S. Chemical Materials Agency |
| Q1 | First Quarter |
| OTC | Over-The-Counter (drugs) |
| LAO | Laos (ISO 3166 Trigram) |
| PAN | STARRS -Panoramic Survey Telescope And Rapid Response System |