| Acronym | Meaning |
 | CEIAC | Coastal Engineering Information Analysis Center |
 | CEIT | Crew Equipment Integration Test |
 | CEIT | Crew Equipment Interface Test |
 | CEIT | Crew Equipment Interface Test |
 | CEQ | Council On Environmental Quality |
 | CER | Cost Estimating Relationship |
 | CERT | Certification |
 | CES | Control Electronics System |
 | CES | Crew Escape System |
 | CF | Carrier Frequency |
 | CF | Center Forward |
 | CF | Centrifugal Force |
 | CFD | Converter |
 | CFE | Contractor Furnished Equipment |
 | CFES | Continuous Flow Electrophoresis System |
 | CFI | Card Format Identifier |
 | CFM | Cubic Feet Per Minute |
 | CFM | Customer Furnished Material |
 | CFMF | Crip Flow Management Facility |
 | CFP | Conceptual Flight Profile |
 | CFR | Code Federal Regulation |
 | CFRP | Carbon Fiber Reinfr- |
 | CFSTI | Clearinghouse For Scientific And Technical Informatio |
 | CFT | Common Facilities Test |
 | CFY | Company Fiscal Year |
 | CG | Center Of Gravity |
 | CGAU | Cabin Gas Analysis Unit |
 | CGC | Command Guidance Computer |
 | CGP | Central Grounding Point |
 | CGSS | Cryogenic Gas Storage Subsystem |
 | CH | Channel |
 | CH | 4Methane |
 | CHAN | Channel |
 | CHAR | Character |
 | CHCS | Cabin Humidity Control Subsystem |
 | CHG | Change |
 | CHG | Charge |
 | CHGR | Charger |
 | CHL | Certified Hardware List |
 | CHL | Channel |
 | CHMBR | Chamber |
 | CHR | Cooper-Harper Rating |
 | CHUTE | Parachute |
 | CHX | Cabin Heat Exchanger |
 | CI | Certification Inspection |
 | CI | Color Interior Film |
 | CI | Configuration Inspection |
 | CI | Configuration Item |
 | CI | Continuous Interlock |
 | CI | Course (deviation Display) Invalid |