| Acronym | Meaning |
| CDEC | U.S. Combat Development Experimentation Center |
| PCCB | Porsche Ceramic Composite Brake |
| APOLLO | Apache Point Observatory Lunar Laser-ranging Operation |
| FCO | UK Foreign And Commonwealth Office |
| PC | Petacoulomb - U.S. Pacific Islands Trust Territory (ISO 3166 Digram; Obsolete 1986) -Personal Computer - Player Character (roleplaying) - Politically Correct / Political Correctness - Post Cibum (Latin |
| JAMA | Journal Of The American Medical Association |
| MDP | Markov Decision Process |
| ACHT | Average Call Hold Time |
| DAQ | Data Acquisition -Delivered Audio Quality |
| SNRI | Serotonin-Norepinephrine Reuptake Inhibitor |