| Acronym | Definition |
|---|
| SDDE➣Structure Deck Dark Emperor (Yu-Gi-Oh) |
| SDDE➣Stochastic Delay Differential Equation |
| SDDE➣Service Delivery in Difficult Environments (aid assistance) |
| SDDE➣South Dakota Department of Education (Pierre, SD) |
| SDDE➣Soft-Decision-Directed Estimation |
| SDDE➣Shared Data Dependence Edge |
| SDDE➣System Design and Development Environment |