| Rank | Abbreviation | Meaning |
|---|
| ***** | SMART TRAVELER ENROLLMENT PROGRAM (STEP). | A U.S. State Department program that allows travelers to register their foreign travel and cpntact information prior to departure so as to enable the Department to contact them about possible travel a
| |
| ***** | SMART MATER STRUCT | Smart Materials and Structures
| |
| **** | SMART | Specific Measurable Agreed Realistic Time
| |
| *** | SMART | Salton's Magical Automatic Retrieval of Text
| |
| ** | SMART | Sequential Mechanism for Automatic Recording and Testing
| |
| * | SMART | Satellite Maintenance and Repair Technique
| |
| * | SMART | Securable Manageable Archivable Retrievable Transferable
| |