| Acronym | Definition |
|---|
| NEO➣Near Earth Object |
| NEO➣Northeast Ohio |
| NEO➣Neapolitan |
| NEO➣New Employee Orientation |
| NEO➣Neo-Adjuvant Chemotherapy |
| NEO➣Nissan Ecology Oriented |
| NEO➣New Economic Order |
| NEO➣Newly Elected Official (various organizations) |
| NEO➣Nelson Email Organizer |
| NEO➣New Engine Option (aviation) |
| NEO➣Noncombatant Evacuation Operation |
| NEO➣Named Executive Officer |
| NEO➣Network-Enabled Operations |
| NEO➣National Exchange Officer |
| NEO➣Non-Equity Option (finance) |
| NEO➣Noncombatant Evacuation Order |
| NEO➣New Earth Organization (Buck Rogers RPG) |
| NEO➣Near Earth Objects Information Center |
| NEO➣Nissan Ecology Oriented (engine technology) |
| NEO➣Nursing Education Opportunities (US HRSA) |
| NEO➣Nuclear Explosive Operations |
| NEO➣Non Ejaculatory Orgasm |
| NEO➣Northeast Oklahoma Railroad |
| NEO➣Network Element Object |
| NEO➣Northern Exposure Organics (Leaf Rapids, Manitoba, Canada) |
| NEO➣Network Enterprise Objects (Sun) |
| NEO➣NATO Eyes Only (NATO security classification) |
| NEO➣NASA (National Aeronautics and Space Administration) Earth Observations (US NASA) |
| NEO➣Northeast Orchestra |
| NEO➣National Engineering Organization |