| Acronym | Definition |
|---|
| LISR➣Ley del Impuesto Sobre la Renta (Spanish: Income Tax Law; Mexico) |
| LISR➣Library and Information Science Research |
| LISR➣Life Insurance Supplemental Rider (contracts) |
| LISR➣Long Island Source Records (genealogy) |
| LISR➣Long Intergenic Spacer Region |
| LISR➣Low Ionic Strength Reaction (human blood) |