| Rank | Abbreviation | Meaning |
|---|
| ***** | SENA | Société d'études numismatiques et archéologiques
| |
| ***** | SENA | Special Educational Needs Assessment
| |
| ***** | SENA | Société Energie Nucléaire Franco-Belge des Ardennes
| |
| **** | SENA | Schneider Electric North America
| |
| **** | SENA | Switched Enterprise Network Architecture
| |
| **** | SENA | Servicio Nacional de Aprendizaje
| |
| *** | SENA | Sun Enterprise Network Array
| |
| *** | SENA | Stora Enso North America
| |
| *** | SENA | Saint Eustatius Netherlands Antilles
| |
| ** | SENA | Supporting Entity Not Available
| |
| ** | SENA | sympathetic efferent nerve activity
| |
| ** | SENA | SUEZ Energy North America
| |
| * | SENA | Senior Employment Nursing Adviser
| |
| * | SENA | Smart Energy Network Alliance
| |
| * | SENA | South End Neighborhood Association
| |
| * | SENA | SAMRO Endowment for the National Arts
| |
| * | SENA | Standish Ericsson Neighborhood Association
| |
| * | SENA | South Eastern Native American
| |
| * | SENA | Senior Enlisted Needs Assessment
| |
| * | SENA | Sprecher East Neighborhood Association
| |
| * | SENA | Student employment for Native Americans
| |
| * | SENA | sequence enrichment nuclease assay
| |
| * | SENA | Shell Energy North America
| |
| * | SENA | Super Emotional & Natural Angel
| |