| Acronym | Definition |
|---|
| JAL | Jalisco (Mexican state) |
| JAL | Japan Air Lines |
| JAL | Jalapa (Guatemala territorial division) |
| JAL | Java Access Layer |
| JAL | Java Abstraction Layer |
| JAL | Jini Access Layer |
| JAL | Just Another Language |
| JAL | Jxta Abstraction Layer |
| JAL | Java Application Layer |
| JAL | Java Application Loader |
| JAL | Junior Achievement Latvia |
| JAL | Jump And Link |
| JAL | Journal of Academic Librarianship (Elsevier, BV) |
| JAL | Japan Airlines Company, Ltd. |
| JAL | Journal of Applied Linguistics |
| JAL | Job Arrangement Letter |
| JAL | JACK Agent Language |
| JAL | Jet Approach Landing |
| JAL | Journal des Annonces Légales (French: Journal of Legal Announcements) |
| JAL | Jump Adjustment Library (Tira Wireless Proprietary API) |