| Acronym | Definition |
|---|
| SEV | Severity |
| SEV | Set Overflow |
| SEV | Smith Electric Vehicle |
| SEV | State Equalized Value |
| SEV | Schienenersatzverkehr (German: Rail-Substitution-Traffic; by Bus During Engineering Works) |
| SEV | Stuurgroep Experimenten Volkshuisvesting (Dutch: Steering Committee for Experiments in Public Housing; Netherlands) |
| SEV | Sendai Virus |
| SEV | Space Enterprise Vision (US Air Force) |
| SEV | Schweizerischen Elektrotechnischen Vereins (Switzerland) |
| SEV | Sociedad Española de Vexilología (Spanish: Society of Vexillology) |
| SEV | Solar Electric Vehicle |
| SEV | Special Equipment Vehicle |
| SEV | Smallest Extreme Value |
| SEV | Subsea Equipment Vendor |
| SEV | Sagawa Express Vietnam |
| SEV | Surface Effect Vehicle |
| SEV | Sport en Vriendschap (Dutch: Sport and Friendship; Netherlands) |
| SEV | Service des Espaces Verts (French: Parks Department; various locations) |
| SEV | Société des Etudes Voltairiennes (French: Voltaire Studies Society) |
| SEV | Sylvania Electronic Village (Sylvania, Ohio) |
| SEV | Société d'Equipement Vosgienne (French: Vosges Equipment Company) |
| SEV | Société des Entrepôts Vevey SA (French: Vevey Warehouse Corporation SA; Switzerland) |
| SEV | Superficial Epigastric Vein |
| SEV | Stockpile Emergency Verification |
| SEV | Secteur d'Etude des Variétés (French: Sector Study of Varieties) |
| SEV | Stockpile Emergency Validation |