84 GDS definitions

Ground Data System 
Global Directory Service 
Great Dark Spot 
Gas Delivery System 
General Data Stream 
geriatric depression scale 
GNC Dynamic Simulator 
General Depreciation System 
Generalized Data Stream 
Global Dialup Service 
Gas Distribution System 
general declassification schedule 
General Dental Service 
Generation Data Set 
Generation Data Sets 
GeoMet Data Services 
Global Deterioration Scale 
Global Distribution System 
Glow Discharge Spectrometer 
Gordon Diagnostic System 
Graphic Design Standard 
Graphic Display System 
Ground Data Systems 
Guards 
Gao, Dregia and Shewmon 
Gas Discharge System 
Gaston Day School 
Gastrointestinal Diffusion System 
GDP dissociation stimulator 
GDP dissociation stimulators