| Abbreviation | Definition |
|---|---|
| CFTC | Complication-free Tumor Control |
| CFTRI | Central Food Technological Research Institute. |
| CFU | Coliform Forming Units |
| CFU | Colony Forming Unit |
| CFU | Commercial Farmers Union |
| CFV | Clean Fleet Vehicle |
| CFW | Chief Flag Waver |
| CFWP | Central Flow Weather Processor |
| CFWU | Central Flow Weather Unit |
| CFY | Company Fiscal Year |
| CG | Capital Goods. |
| CG | Character Graphics |
| CG | Convert to Garbage |
| CG | Certified Genealogist |
| CG | Center of Gravity |
| CG | The Christian Groups |
| CG | Chronic Glomerulonephritis |
| CGA | Certified General Accountant |
| CGA | Color Graphics Adaptor |
| CGA | Controller General of Accounts |
| CGA | Conditions G |
| CGA | Color Graphics Adapter |
| CGAA | Coordinating Group on Auditing and Accounting Issues |
| CGAS | Coast Guard Air Station |
| CGAT | Certified Governmental Accounting Technician |
| CGAU | Cabin Gas Analysis Unit |
| CGC | Command Guidance Computer |
| CGC | Coast Guard Cutter |
| CGC | Commission geologique du Canada |
| CGCD | Crossed Grid Charge Detector |
| CGCP | Climate and Global Change Program |
| CGCP | Royal Society Of Canada. Canadian Global Change Program |
| CGD | Chronic Granulomatous Disorder |
| CGDB | Central Geographic Data Base |
| CGDI | Canadian Geomatics Digital Initiative |
| CGE | Comision Geografico-Exploradora |
| CGF | Commonwealth Games Federation |
| CGF | Crystal Growth Furnace |
| CGF | Christian Growth And Fellowship |
| CGG | Contingency Gravity Gradient |
| CGH | Congenital Generalized Hypertrichosis |
| CGH | Comparative Genomic Hybridization - cytogenetics method |
| CGHS | Central Government Health Scheme |
| CGI | Computer Generated Imaging |
| CGI | Computer Graphics Interface |
| CGI | Common Gateway Interface |
| CGIAR | Consultative Group On International Agricultural Research |
| CGIC | Canadian Geoscience Information Centre |
| CGL | Chronic Granulocytic Leukaemia |
| CGL | Chronic Granulocytic Leukemia |