| Acronym | Definition |
|---|
| GDL | Graduated Driver (s) License |
| GDL | Graduated Driver Licensing |
| GDL | Gas Diffusion Layer |
| GDL | Graduate Diploma in Law (UK) |
| GdL | Gruppo di Lavoro (Italian) |
| GDL | Geometric Description Language (File format for ArchiCad from Graphisoft) |
| GDL | Geometric Description Language |
| GDL | Grand Duchy of Lithuania |
| GDL | glucono delta-lactone (food additive) |
| GDL | Gewerkschaft Deutscher Lokführer (German engine drivers labor union) |
| GDL | GNU Data Language (computer language) |
| GDL | Gareth David Lloyd (actor; UK) |
| GdL | Gradi di Libertà (Italian: Degrees of Freedom; mathematics) |
| GDL | Gesellschaft Deutschsprachiger Lymphologen |
| GDL | Gas Dynamic Laser |
| GDL | Grand Duchy Of Luxembourg |
| GDL | Genesee District Library (Michigan) |
| GDL | Garage Door Lubricant |
| GDL | Global Development Links (London, UK) |
| GDL | Generalized Distributive Law |
| GDL | Gas Discharge Lamp (auto) |
| GDL | Glow Discharge Lamp |
| GDL | Greenstone Digital Library |
| GDL | General-Purpose Declarative Language (web development environment) |
| GDL | Goal-Driven Learning |
| GDL | Global Data Link (WorldCom) |
| GDL | Groupe des Laboratoires (French: Group of Laboratories) |
| GDL | Global Distribution List (Microsoft Outlook) |
| GDL | Grendonstar Ltd (UK) |
| GDL | Guadalajara, Jalisco, Mexico - Miguel Hidalgo International (Airport Code) |
| GDL | Grounded Di-Electric Layer |
| GDL | Gouvernement du Luxembourg (French: Government of Luxembourg) |
| GDL | Georgia Department of Labor |
| GDL | Gauntlet Dark Legacy (video game) |
| GDL | Group Digital Library |
| GDL | Game Design London (event; London, UK) |