| Abbreviation | Definition |
|---|---|
| AFO | Announced Flight Opportunity |
| AFO | Announcement of Flight Opportunities |
| AFP | Accelerated Freefall Program |
| AFPD | Authorization for Program Development |
| AFPG | Apollo Final Phase Guidance |
| AFPRO | Air Force Plant Representatives Office |
| AFRPL | Air Force Rocket Propulsion Laboratory |
| AFRSI | Advanced Flexible Reusable Surface Insulation |
| AFS | Air Force Standard |
| AFS | Atmospheric Flight Support |
| AFSCN | Air Force Satellite Control Network |
| AFSIG | Ascent Flight Systems Integration Group |
| AFSS | Autonomous Flight Safety System |
| AFSSD | Air Force Space Systems Division |
| AFSWC | Air Force Special Weapons Center (Holloman Air Force Base) |
| AFT | Abbreviated Functional Test |
| AFT | Aerodynamic Flight Test |
| AFT | Atmospheric Flight Test |
| AFT | Atomized Fuel Technologies |
| AFT | Autogenic Feedback Training |