| Acronym | Definition |
|---|
| GCL | Gulf Coast League (baseball) |
| GCL | GNU Common Lisp |
| GCL | Graphic Counter Language |
| GCL | General Corporation Law |
| GCL | Geosynthetic Clay Liner |
| GCL | Ganglion Cell Layer (neurology) |
| GCL | Government Category List (UK) |
| GCL | Golf Club de Lyon (French: Golf Club of Lyon; Lyon, France) |
| GCL | Global Communications Limited (Canada) |
| GCL | Global Crossing Ltd. (various locations) |
| GCL | Globoid Cell Leukodystrophy |
| GCL | Graphics Command Language |
| GCL | Gravelly Clay Loam (soil) |
| GCL | General Confederation of Labor (Argentina) |
| GCL | Gestion de Configuration Logicielle (French) |
| GCL | Guarded Command Language (imperative programming language) |
| GCL | Groupe Culture et Loisirs (French: Culture and Leisure Group) |
| GCL | Granulats de Charente Limousin (French aggregates company) |
| GCL | Gross Credit Loss (finance) |
| GCL | Gail Carson Levine (author) |
| GCL | Gator Christian Life (University of Florida student organization) |
| GCL | Griffith College Limerick (Ireland) |
| GCL | Ground Control Landing |
| GCL | Gas Cooled Loop |
| GCL | GCOS (General Comprehensive Operating System) Control Langage (computing) |