SMIL
| Acronym | Definition |
|---|---|
| SMIL | Synchronized Multimedia Integration Language |
| SMIL | Skandinavisk Medisinsk Informasjon for Legfolk (Norwegian: Scandinavian Medical Information for Legfolk; University of Oslo; Oslo, Norway) |
| SMIL | Stock Market Institute of Learning, Inc. (Wade Cook Financial Corporation) |
| SMIL | Successive Multiple Ionic-Polymer Layer (material chemistry) |
| SMIL | Spares Management Improvement Program |
| SMIL | Smart Materials Integration Laboratory (Pennsylvania State University) |