English abbreviations from gdl to gdss
- GDL (Game Definition Language)
- GDLA (Good Day LA)
- GDLS (General Dynamics Land Systems)
- GDM (Ghana Democratic Movement)
- GDMS (Glow Discharge Mass Spectrometry)
- GDN (Gdańsk Lech Wałęsa Airport (Rebiechowo Airport))
- GDO (Guasdualito Airport (Vare Maria Airport))
- GDOA (Georgia DARE Officers Association)
- GDOP (Geometric dilution of precision)
- GDP (Gross Domestic Product)
- GDPS (Georgia Department of Public Safety)
- GDQ (Gondar Airport)
- GDR (German Democratic Republic (cf. DDR))
- GDRP (Ghana Democratic Republican Party)
- GDS ((celestial object) Great Dark Spot, a transient feature in the clouds of Neptune)
- GDSA (Gambia Deaf Sports Association)
- GDSS (Generic Data Switching System)