| Acronym | Definition |
|---|
| JCL | Job Control Language |
| JCL | Java Class Library (computing) |
| JCL | Java Constraint Library |
| JCL | Java Class Library |
| JCL | Java Client Library |
| JCL | Job Command Line (computing) |
| JCL | Journal of Corporation Law (Iowa College of Law) |
| JCL | Jakarta Commons Logging (Java logging framework) |
| JCL | Joint Committee on the Library (US Congress) |
| JCL | Johnny Come Lately |
| JCL | Licentiate in Canon Law |
| JCL | Japan Cable Laboratories |
| JCL | Jimmy Carter Library (Atlanta, GA, USA) |
| JCL | Japan Christian Link |
| JCL | Jeep Cherokee Laredo |
| JCL | Junior Classic League |
| JCL | Java Compiled Language |
| JCL | Job Cost Ledger |
| JCL | Junior Champions League (Western Australian soccer) |
| JCL | Johnson Controls-Lapeer (Lapeer, Michigan) |