| Acronym | Definition |
|---|
| SIMPLE | SIP (Session Initiation Protocol) for Instant Messaging and Presence Leveraging Extensions |
| SIMPLE | Savings Incentive Match Plan for Employees of Small Employers |
| SIMPLE | Sip for Instant Messaging and Presence Leveraging Extensions |
| SIMPLE | Semi-Implicit Method for Pressure Linked Equations (computational fluid dynamics) |
| SIMPLE | Standard Interface for Multiple Platform Link Evaluation |
| SIMPLE | Simulation of Industrial Management Problems with Lots of Equations |
| SIMPLE | Simulations for Professional Learning |
| SIMPLE | Satellite Interactive Multimedia Platform for Low-cost Earth Stations |
| SIMPLE | Standard Implementation for Multi-Platform Link Exercise (less common) |
| SIMPLE | Standard Implementation for Multi-Platform Link Evaluation |
| SIMPLE | SIMC4I Interchange Module for Plans, Logistics, & Exercises (US Army) |
| SIMPLE | Session Initiation Protocol for Instant Presence Leveraging Extensions |