| Abbreviation | Definition |
|---|---|
| EO | Eyes Only |
| E-O | Electro Optic |
| E-O | TDA Electro-Optical Tactical Decision Aid |
| EOB | Electronic Order of Battle |
| EOB | Enemy Order of Battle |
| EOC | Early Operational Capability |
| EOC | Emergency Operating Center |
| EOC | Emergency Operations Center |
| EOC | Enhanced Operational Capability |
| EOC | Equipment Operator Chief |
| EOCM | Electro-Optical Countermeasure |
| EOCM/T | Electro-Optical Countermeasure/Targeting |
| EOD | Emergency Offensive Device |
| EODAS | Executive Order - Defense and Aerospace Systems |
| EODCT | EOD Control Team |
| EOGB | Electro-Optic-Guided Bomb |
| EOGM | Electro-Optical Guided Missiles |
| EOGM | lectro-Optical Guided Missiles |
| EOH | Equipment On Hand |
| EOI | Electro-Optical Imagery |