- DSSP stands for Division of Solid State Physics
- DSSP stands for Digital Solid State Propulsion (Reno, NV)
- DSSP stands for Deep Submergence Systems Project (NAVSEA)
- DSSP stands for Département des Sciences de la Santé Publique (French: Department of Public Health Sciences; Belgium)
- DSSP stands for Deferred Salary Savings Plan
- DSSP stands for Distributed Site State Protocol (Alteon)
- DSSP stands for Digital Speech and Audio Processing
- DSSP stands for Direction de la Solidarité et de la Santé Publique (French)
- DSSP stands for Direct Supply Support Point
- DSSP stands for Defense Standardization & Specification Program
- DSSP stands for Depot Support Supply Plan
- DSSP stands for Developmental Study Skills Program
DSSP