| Acronym | Definition |
|---|
| ODE | Ordinary Differential Equation(s) |
| ODE | Odense (Beldringe), Denmark |
| ODE | Office of Distance Education (various schools) |
| ODE | Ohio Department of Education |
| ODE | Oregon Department of Education |
| ODE | Office of Device Evaluation |
| ODE | Oklahoma Department of Education |
| ODE | Online Data Entry |
| ODE | Oxford Digital Enterprises Ltd. (software games) |
| ODE | On Device Encryption (various companies) |
| ODE | Open Development Environment |
| ODE | Owner Draw Engine |
| ODE | Object Oriented Development Environment |
| ODE | Offline Diagnostic Environment |
| ODE | Office Developer Edition |
| ODE | Orbital Data Explorer (US NASA) |
| ODE | Optimal Driver for Enterprise (software) |
| ODE | Opposite Drive End (motors) |
| ODE | Oral Deaf Education |
| ODE | Ozone Depletion Event (climate) |
| ODE | Open Dynamics Engine |
| ODE | Osaka Dojima Commodity Exchange (Japan) |
| ODE | Open Database Engine (WhamTech Inc.) |
| ODE | Operator Data Entry |
| ODE | Organization Development & Effectiveness (various locations) |
| ODE | Orizzonte Degli Eventi (Italian: Horizon of Events; astronomical group) |
| ODE | Outreach and Distance Education |
| ODE | On Demand Environment (telecommunications) |
| ODE | Odense, Denmark - Odense (Airport Code) |
| ODE | Old-Dog Encephalitis |
| ODE | Offline Diagnostics Environment |
| ODE | Object Distribution Environment |
| ODE | Orientation Drive Electronics (NASA) |
| ODE | Office of Dependent Education |
| ODE | On-Duty Electrical (mechanic) |