| Acronym | Sense | Language | Topics |
|---|---|---|---|
| ILS | Instrument Landing System | In English | → Aeronautics, aircraft → Astronautics |
| ILS | Integrated Logistics Support | In English | → Maintenance and logistics |
| ILS | Integrated Logistics System | In English | → Maintenance and logistics |
| ILS | International Libertarian Solidarity = SIL | Solidarité Internationale Libertaire | In French |
In English | → Organizations and associations → Political parties and movements |
| ILS | Integrated Library System = SIGB | Système Intégré de Gestion de Bibliothèque | In French = АБИС | Автоматизированные библиотечные информационные системы | In Russian |
In English | → Knowledge management → Libraries → Software |