| Acronym | Meaning |
 | ZM | Zeptometre |
 | YSA | Youth Service America - Young Socialist Alliance |
 | USFL | United States Football League |
 | MLB | Major League Baseball |
 | FLB | Forward Logistics Base |
 | PMID | PubMed Identifier |
 | LLB | Legum Baccalaureus (Latin: Bachelor Of Laws) |
 | JSTARS | Joint Surveillance Target Attack Radar System (djay-starz) |
 | ACT | R -ACT-Rational (cognitive Model) |
 | WLB | Women's Land Brigade (WWII Canada) |