SMAR
| Acronym | Definition |
|---|---|
| SMAR | Southern Maryland Association of Realtors (Hughesville, MD) |
| SMAR | Sperm Mixed-Agglutination Reaction |
| SMAR | S-Band Multiple Access Return |
| SMAR | Smoky Mountain Adventure Race |
| SMAR | Supply Management Aid Record |
| SMAR | Scaffold Matrix Attachment Region (DNA) |