| Abbreviation | Definition |
|---|---|
| C&A | Certification and Accreditation |
| C&C | Collection and Classification |
| C&C | Control and Coordination |
| C&D | Cover and Deception |
| C&E | Cause and Effect |
| C&E | Communications and Electronics |
| C&E | Cost & Economics |
| C&EA | Cause and Effect Analysis |
| C&I | Checkout and Integration |
| C&I | Compatibility and Interoperability |
| C&ITEST | Compatibility and Interoperability Testing |
| C&J | Collection and Jamming |
| C&LAT | Cargo and Loading Analysis Table |
| C&P | Collection and Processing |
| C&S | Casualty and Survivability |
| C&T | Collection and Transfer |
| C.L.E.A.R. | Clinical, Leadership, Educational, Administrative, Research personnel assessment scale |
| C/A | Course Acquisition |
| C/A1C | Cadet Airman 1st Class |
| C/A1C | Cadet/Airman First Class |